Sort by
Relevancy

Free Stories

80%
Three In A Day
Clara felf especially slutty today. She briefly gazed at her long legs shimmered in the smooth, silky black stockings, and black patent leather pumps as she pressed the gas pedal of her car. Her olive skin and black wig were set off by the brightest shade of red lipstick she could find. Driving d... Read full Story
iluvgurls 2018-11-12 4,537 Small Tits Crossdresser Group Sex Cumshot Blowjob cum in mouth
50%
lust of a sex-agenarian nana-pops
Frenzied lust of a sex-agenarian nana-pops; between dream and reality I had never fantasized of a manly man, even after offering my virginity; to a fabulous sissy. Before my new Era, my fantasy preferences were always with glabrous he-she’s, same about my relationships after… BUT BUT BUT… My last t... Read full Story
hippocampus_171 2023-07-09 4,655 anal Small Tits Amateur Group Sex Masturbation Guy Fucks Shemale Sex Toys Mature small cock big ass sissy femboy
100%
Vanessa and the workmen gangbang
The three workmen were slaving away in the back garden, in the hot sun. Vanessa watched them from the upstairs bedroom window, getting more excited by the second. Under her robe she was wearing a beautiful red basque with a red g-string, black stockings and five inch heels. This was topped off with ... Read full Story
Vanessa Luv 2020-05-12 5,536 Crossdresser Group Sex gangbang Lingerie cum in mouth double anal
100%
Признание себя. Возбуждение от чисел.
Это - Часть 2. Я, согласно выбранному нику - "Скрытый Транс". И это именно так. Скрытый. Застенчивый. Стесняющийся самого себя, или части себя, своей части желаемого эротического сознания, той Сучки внутри себя. Той, которая испытывает возбуждение от женской части себя. Возбуждается от надевания се... Read full Story
Latent TS 2021-11-12 1,843 Stockings Small Tits Crossdresser solo Lingerie Sex Toys cum in mouth webcams
100%
Exposure, Disclosure
The Greatest Liar, Exposure, Disclosure © Alexandra Rios 2019 Author’s Note: This is a continuation of the narrative which commenced with “My Awkward Phase”, which I posted here previously. Readers may wish to read that before continuing, although I have written them to stand alone. Natives s... Read full Story
the greatest liar 2019-06-18 7,570 Teen (18+) Small Tits Amateur Group Sex Latina Blowjob gangbang Guy Fucks Shemale cum in mouth
100%
A Series of Perverse Dreams, Part 1
My relationship with Hannah had always been mutual in the idea that neither one of us was ever truly the dominant one. It was an equal, balanced relationship of mutual fucking and sucking. However, I had REALLY enjoyed being made into a submissive sissy slut by Nikki. Something changed in me after o... Read full Story
KaceyKlarissa 2024-02-24 5,382 anal Small Tits Crossdresser Group Sex Big Tits Outdoor Big Cock gangbang domination sissy femboy Ass to Mouth cum in mouth
100%
I met a guy in the nightclub and I didn't tell him I was Trans
I’d worn an absolutely killer dress just to make sure I got what I was looking for that night. Dancing under the lights I could feel eyes all over me, and as the evening progressed men became bolder and bolder about approaching. This one was athletic, sexy and had all the right dance moves, at least... Read full Story
Madison Heights 2023-03-25 6,618 Cumshot Outdoor Blowjob Big Cock cum in mouth club outfit Surprise Cock Partying surprised
100%
Westward bound cum slut Chapter 2
Again I'm on the big bird headed out west for another fling. This time is going to be way different though, the players have increased, not to mention both sexes. The tale unwinds in the same fashion as the last trip out this way, the plane flight was long and boring, and being very nervous didn'... Read full Story
shemale lover 2012-12-16 3,548 anal Group Sex sucking Creampie cum domination
81%
That night....
I was extremely nervous when I pulled out my phone and dialed the number. Never before, in my wildest dreams, had I thought I would act on one of my strongest fantasies. I knew I would be nervous when I first met her, but after exchanging pictures and seeing that big, fat cock of hers, I knew I ha... Read full Story
bigTHICKY 2017-05-08 9,268 Big Tits Cumshot Latina Big Cock Ladyboy cum in mouth
100%
My Sugar Daddy Fucked My Girlfriend...And I Joined In
I am a shaved-smooth, boyish bisexual male slut. At 43, I still look and feel young, and I enjoy the feel of and attention from older men, the older the better, 55 and up, with gray hair, wrinkles, and very hairy chests and bods. My Daddy, a 70-year-old White man that fits this description, "owns" m... Read full Story
Chrissy Tunnell 2022-04-12 2,683 Crossdresser Amateur Shemale Fucks Guy Fetish Blowjob Ladyboy Shemale and Girl Guy Fucks Shemale Mature cum in mouth double anal
100%
Crossdressing at CCBC in Palm Springs
I recently stayed at CCBC in Palm Springs. For those of you who are not aware of it, it is the largest gay resort in Palm Springs area. The resort has about 30 rooms, lockers, a pool, steam room and indoor and outdoor play areas all on a one acre outdoor enclave. I arrived there on a Tuesday and dre... Read full Story
Rocky8844 2024-05-27 2,672 Crossdresser Group Sex Blowjob Lingerie pantyhose cum in mouth
75%
Singapore tranny sex
My ship was dry-docked in Singapore for 3 weeks, n i was lucky enough to meet a gr8 girl first nite ashore, Lin, half chinese/ half malay, n fucking sexy. I slept at her flat most nites and the sex was awsome. She shared with a girl called Meena, a hostess on Singapore Airlines, but until this speci... Read full Story
shemale lover 2011-11-20 4,437 shemales Group Sex interracial sex
66%
Sex in the kitchen with my hubby's friend - a cop
Ever since my wedding last year, I enjoy a great time with my hubby who loves me so much and takes care of me so much. Since he is married and having another family, he doesn’t stay with me all the time, but comes and stays at least 2 or 3 days in a month and we literally celebrate those nights wit... Read full Story
Manusha Tranny 2021-10-14 5,167 Small Tits Crossdresser Amateur Cumshot Outdoor Blowjob Big Cock Asian Ladyboy Guy Fucks Shemale Ass to Mouth cum in mouth
50%
Sex with security guard in the apartment..!
I always fantasize about exploring the unlimited possibilities of cross-dressing and exposing myself in public such as dressing up and clicking hot pics in public places, seducing men and get picked up from pubs, having sex in car and on the roadside, etc., and some of my fantasies have already come... Read full Story
Manusha Tranny 2021-10-18 8,459 Crossdresser Cumshot Outdoor Blowjob Big Cock Asian Ladyboy cum in mouth
100%
Beginnings
I always knew I was a bit different though due to social stigma I didn't fully accept it till later in life. I wish I knew then what I know now and had embraced it sooner. Puberty hit and gynecomastia (formation of women's breasts) hit harder (36C). I was teased, groped constantly and was even force... Read full Story
CD_Danielle_Doggy 2024-03-26 3,632 Crossdresser Outdoor cum in mouth
100%
Dogging in the Park
The last two nights have been great fun in our local park. There is a parking lot where guys gather after dark and I was one of them. Both nights I was dressed up as a slutty CD with a black bra, fake silicone tits, black pantyhose and a short miniskirt. First Night: After waiting about an hour a... Read full Story
Rocky8844 2024-04-02 3,856 Crossdresser Outdoor Blowjob
100%
Marilyn's Family Reunion
The warm humid September air blew through the windows of the speeding silver Nissan Pathfinder as it cruised along the Belt Parkway. With the Marshall Mathers LP blaring out the stereo, Sharilynn whipped her SUV along as the wind whipped her ponytail and her plain white t-shirt. As little Mai lay sl... Read full Story
shemale lover 2012-01-02 4,418 sucking Shemale and Girl cum swallowing
100%
Intense
Holding to my word, I didn't let the incident with Billy and his friends scare me away from Bailey; I kept seeing her, even after the beating I took. To be honest, I'm not sure if he was trying to lay low or what, but Billy seemed to keep his distance from me for a while...thankfully. Bailey and ... Read full Story
Verpa 2019-10-21 10,732 Big Tits Cumshot Bareback Creampie Shemale Fucks Guy Blowjob Big Cock cum in mouth
66%
Be My Bitch
After a long day at work, I get in my car, and look forward to the long drive home. It gives me time to unwind and relax. I try to forget about the hectic office and concentrate on my beautiful girlfriend waiting at home with that warm smile that she greets me with when I get there. However, tod... Read full Story
Go Balls Deep or Go Home 2018-08-06 31,283 Crossdresser Outdoor Bareback Blowjob Big Cock Ladyboy Lingerie domination Guy Fucks Shemale Interracial Sex Toys Ass to Mouth cum in mouth
100%
Stepping Out
All through the next week we searched through almost all the online dating sites and it was the same as before. Some wanted just me or just Deena, but not the both of us together. One good result was that I found a trans gender support group and they were going to meet on the next Tuesday which was ... Read full Story
Setinkhan 2021-06-02 3,049 Crossdresser Fetish Big Cock Interracial cum in mouth shemale + shemale
100%
HOW ONE PEEPING TOM MORNING TURNED ME INTO A SHEMALE SISSY BITCH
It was while cutting across his back trailer park lawn around 7pm on misty July Saturday evening, when I first discovered that Mr. Parker was really a fag. How else could you describe a man wearing a long blonde wig on his head while below he wore only a large somehow stuffed pink lacey woman's bra ... Read full Story
CDDIXIE4U 2019-01-08 13,810 Teen (18+) Crossdresser Amateur Cumshot Masturbation Blowjob Big Cock Ladyboy Lingerie domination Guy Fucks Shemale Homemade Compilation Vintage cum in mouth
100%
Threesome goes clubbing
Ft. Lauderdale is probably the most LGBT friendly city on the east coast. So many nice restaurants and clubs that welcome all and have many LGBT employees as well. Lydia and I have been married several months, we had met Joanne an absolute amazing transgender girl during a weekend trip to the Baha... Read full Story
Jon Paul 2021-07-08 5,229 Big Tits Cumshot Bareback Creampie threesome Guy Fucks Shemale cum in mouth
100%
Hung Shemale has Motorcycle Trouble near Vegas
I drive down a deserted two- lane highway outside of Las Vegas, Nevada. It is August and the temperature is well over 100 degrees. In the distance, I see a tall beautiful mature creature that walks alongside the road. As I pull over, I am stunned by her powerful physique. She sports an incredibly ti... Read full Story
darrell 2024-02-02 5,376 Shemale Fucks Guy Blowjob blonde Big Cock Mature deepthroat cum in mouth toe sucking Fisting Anal
72%
Wie sich schlagartig mein Sex Leben änderte... Teil 1
ich war nun schon einige Zeit heimlicher Crossdresser. Nie wurde ich von meiner Freundin erwischt, auch wenn es manchmal wirklich knapp war! Ich hatte ein sicheres Versteck für meine schönen Sachen und meine Sextoys und konnte hin und wieder meine geheime Neigung ausleben wenn sie nicht da war.Trotz... Read full Story
Holly Swallow 2019-03-20 7,741 Stockings Small Tits Crossdresser Amateur Group Sex Cumshot Fetish threesome Blowjob blonde gangbang domination Interracial Sex Toys humiliation Homemade sissy girlfriend chastity cage Ass to Mouth cum in mouth chastity sissy amateur crossdresser fendom
40%
Dating all whole my life
Julia and Ilya, together 10 years It was more than 10 years and 2 children ago. In December 2005, we agreed to meet at the gate of my office after a working day. I did not go out godlessly for a long time (40 minutes from the appointed time), but he still waited. I hope he does not regret it ... Read full Story
PornoDating 2019-08-15 3,937 Crossdresser Amateur Big Tits Cumshot Bareback Creampie Fetish Blowjob blonde Big Cock Asian gangbang domination Guy Fucks Shemale Interracial sex Mature Futanari Frottage Compilation Ass to Mouth Cartoon cum in mouth double anal dating life in Mars? life
95%
Mai
When I was twelve I met a new classmate named Dave, he and I became great friends hanging out, joining clubs and what ever else high school kids do. His family was from the Phillipines and he and his sister were the first generation born in this country. His sister Mai is the focus of this story. ... Read full Story
Zöe from Kingston 2018-08-09 11,320 Cumshot Bareback Shemale Fucks Guy Blowjob Asian Guy Fucks Shemale Interracial cum in mouth
90%
Long weekend at work
So I am the low man on the scale at work. My job is with the City I work in dispatch and am one of the people responsible for getting road crews, hydro and sewer crews out to fix problems wherever they occur. My boss is a very attractive woman named Jamie. She stands about 152 centimeters and dar... Read full Story
Zöe from Kingston 2018-08-09 5,947 Cumshot Bareback Shemale Fucks Guy Blowjob cum in mouth
87%
JoHannas Trainingsprogramm
Hallo Freunde, ich bin JoHanna Satin, eine Satin Bitch und Hobbyhure. Leider war ich die letzten Monate aus krankheitsbedingten Gründen nicht als JoHanna aktiv. Jetzt kann ich wieder JoHanna sein ! Ich will wieder als Hobby Nutte auf Tour gehen und Schwänze blasen ! Ich beginne meine Outfits zu sort... Read full Story
JoHannaSatin 2019-10-21 5,481 Crossdresser Amateur Group Sex Big Tits Cumshot Bareback Fetish Big Cock gangbang domination Guy Fucks Shemale Mature cum in mouth
94%
Sissy Slut: Gang Favored
I confess I am a nymphomaniac shemale slut who loves being the object of a man’s desires. That's why I was out here with these hookers trying to hook up with somebody to have sex. I'm either having sex or I'm thinking about having sex most of the time I like being a honey. I love having sex with men... Read full Story
Regina10 2021-03-02 7,455 Stockings Big Tits Cumshot Bareback Fetish Blowjob Big Cock Ladyboy gangbang Guy Fucks Shemale cum in mouth double anal
100%
Tight Spot
XtinaSmith2017 Cody bit his lip as he looked over towards the shop, a little anxious about their planned endeavor but not wanting to come off as uncool to his friends, "Are you sure this is a good idea?" he asked. His friends grinned and laughed, playfully nudging him as they made their way ... Read full Story
Gwapo67 2022-07-22 5,818 Big Tits Bareback Creampie Shemale Fucks Guy Fetish Blowjob Big Cock Lingerie domination cum in mouth
100%
Used in a hotel room
This is a recurring fantasy I have about being used in a hotel room. I’m working on making this a reality but for now this will have to do. I travel a lot for work and end up in many cities across the world. Usually I am out and exploring bars and restaurants. Always ends with me jerking off alo... Read full Story
slvr2291 2023-01-11 4,622 anal first time Big Cock fantasy Surprise
100%
Sex Ed Chapter Two
Over another drink, I learnt how David Lawrence had been dressing up as a girl since he was a teenager, always keeping it secret from his family and what few friends he'd had. He was shy around women and sex and had never had a girlfriend, instead he'd buried himself in his studies and dressing as a... Read full Story
shemale lover 2016-03-10 4,857 first time cum fingering
100%
Random Thoughts on Tits
Tits. You have to love them! They bounce. They hang. They jiggle. They sway. They tremble. They wiggle. If you're a man (or a lesbian with a strap-on strapped on), you can even fuck them. They can be bound with cords so that, the blood flow to and from them restricted, they turn purple. Clothespins ... Read full Story
shemale lover 2011-11-17 2,665 shemales tits transsexuals
81%
First time in Bangkok
If you have read my story about the first time I was with a TS girl then you know my experience was limited to just a few times. So about 4 years ago I went to Thailand to visit my buddy who was working there in a high profile job with the Thai government. We stayed in his apartment on the 40th floo... Read full Story
shemale lover 2015-01-13 13,555 shemales hardcore Group Sex
0%
16 ladyboys jerked off in front of me! live!
Just got back from Thailand and had a very special birthday present. A big party had been arranged for me at my favorite ladyboy bar and a “competition” had been secretly arranged for me. Had a nice party with balloons, food, drinks etc then a midnight I was told that it was now time ... Read full Story
shemale lover 2011-09-20 3,104 shemales Group Sex interracial sex
71%
A Night of Makeup, Cock and Cum - froam Annamalice
It was all I could do not to accept. After all, it's been a fantasy of mine for years. When given the opportunity, I had to go for it. I had been surfing the internet for crossdressers, shemales, transvestites and transsexuals. The idea of a hot woman with a cock had always turned me on. Further, I... Read full Story
shemale lover 2011-11-21 5,107 shemales Group Sex Fetish
85%
A Glory Hole for Tranny G
I am reveling in what a difference almost a year has made. I remember meeting Chris online, exchanging a few funny e-mails, two days after my birthday. No more and no less, just a person somewhere who I had no idea what he was like or looked like, but someone who made me laugh with our e-mails each ... Read full Story
shemale lover 2012-03-07 3,397 Group Sex licking sucking cum gagging
80%
Group Sex
Jan and I have been together now about 4 years but known each other since High School. We are both in our early fifties. We had met a transgendered girl (Gabby) about a year ago and we get together about once a month and enjoy each other’s company, going out playing and having intimacy together. Gab... Read full Story
Jon Paul 2021-04-19 3,155 Group Sex Cumshot Bareback Creampie Shemale and Girl Guy Fucks Shemale cum in mouth
100%
The Big Mature Shemale Next Door
The Big Mature Shemale Next Door SugarandSalt "Please can I just wear my old swimming trunks?" Warren begged. "No!" his mom yelled back from the other room. "Barbara purchased that for you. It was expensive so you better remember to thank her." Warren looked at himself in the full length mir... Read full Story
Gwapo67 2022-05-03 7,876 Bareback Creampie Shemale Fucks Guy Blowjob Big Cock Mature cum in mouth
57%
When in Athens
I received an envelope addressed to me through the hotel in Athens I was staying at, I opened it and withdrew an embossed card, inviting me to a club that I had never heard of before, after much deliberation I decided to try it. I alighted from the taxi at the main entrance about 10 pm the foll... Read full Story
shemale lover 2011-11-29 4,519 shemales hardcore Group Sex
100%
Club sex the 25yo
There’s a very special private club around, it’d meetings take place in a very secret place. It takes a lot to gain membership. You have to either have a lot of money AND a friend in the club OR you have to take part in the ceremonies for at least a year. Also you have to be willing to b... Read full Story
shemale lover 2011-12-10 4,919 anal Group Sex lesbian
83%
Las Vegas Swingers
It had been over 6 months since I seriously dated someone, and I was getting depressed and in a rut. I had directed my attention to my work and it kept me from feeling sad about my loss of someone I almost married. I had met a transsexual girl that absolutely adored, but she was tragically killed. (... Read full Story
Jon Paul 2018-06-11 10,210 Amateur Guy Fucks Shemale Mature Ass to Mouth cum in mouth double anal shemale + shemale
80%
Wrong Vampire
I consider myself a fairly tolerant person. I judge each person on their merits, not their skin color, gender or even sexual orientation. I'm even in favor of the Vampire Rights Amendment, but I must admit, unlike other groups people discriminate against, they make me uneasy. They claim that all the... Read full Story
ASSEaster5678 2019-04-23 6,498 Cumshot Shemale Fucks Guy Guy Fucks Shemale cum in mouth vampire
100%
Camming Down the Rabbit Hole Ch. 09
As per my previous mornings recently, I stirred and rubbed the sleep from my eyes, that delicious feeling of my silk night ware stretching over my taught nipples and my morning wood throbbing in its lace enclosure. The urge to touch myself was palpable, it seemed no matter how hard I came the night ... Read full Story
Dani_does_Dallas 2022-03-22 3,389 Stockings Crossdresser solo Amateur Cumshot Masturbation Lingerie Sex Toys Homemade self sucking pov cum in mouth webcams
80%
intimate Cousins
My favorite cousin and first lover, Billy, was just released from prison and I was anxious to see him. I am ecstatic that he is out, and I am thinking about all the past fun we had as I prepare to revisit those good times. Tommy knows all about my relationship with Billy and he understands my need t... Read full Story
Regina10 2022-05-13 6,002 Stockings Crossdresser Cumshot Masturbation Bareback Blowjob Big Cock Ladyboy Guy Fucks Shemale Ass to Mouth cum in mouth double anal
100%
My TV Sex Adventures Hot time in the Gurl&#
After sucking off the custodian of the offices next door I went back to the club. I was seriously disappointed. I loved how big and hard his dick was and I really wanted a serious cock like his to fuck. I got back into the club with only a knowing grin and a chuckle from the guy at the door. He was... Read full Story
shemale lover 2012-07-05 3,839 Group Sex Cumshot sucking Interracial
100%
Big Surpise In Small Package
It was a Friday night and I was extremely horny and just my luck my girlfriend was out of town, but I wasn't horny for her I was craving cock. I knew I was bi for a long time and loved to have a nice hard cock to play with every once in awhile. So I decide to call my girlfriend to tell her I was goi... Read full Story
shemale lover 2012-06-11 4,275 anal Group Sex Cumshot Blowjob
100%
my journey down the rabbit hole
The bathhouse was busy tonite, there were at least 20 or more men there when I got in , I paid for my room and walked in past the heavy buzzer controlled black steel door, it slammed tight behind me. casting a cool draft of air that trailed down the small of my back and fluttered over my enama clean... Read full Story
badbadboi667 2020-12-23 5,924 Crossdresser Amateur Group Sex gangbang Interracial Ass to Mouth
100%
Big Dick Alessia Visits Dallas
Alessia Hung Mature MILF travels to visit a Big Dicked Man and his Sexy Household If you like Transexuals, big cocks, bondage, BBWs, big clits, deep throat, fisting, 69, ass fucking, sounding, piercing, cum swallowing and big loads this story is for you. If not don't bother reading. If you fav... Read full Story
darrell 2022-04-20 4,297 Group Sex Cumshot Shemale Fucks Guy Blowjob blonde Big Cock Asian Shemale and Girl Sex Toys Mature Ass to Mouth shemale + shemale
88%
Girl from Uncle
Tonight, I have to tell it all. It’s no secret that my uncle and I had a very special bond he had been eyeing me with those adventurous eyes from the time that I was 14 years old. And frankly I enjoy his ogling. I could feel my nipples get so hard when he looked through me with those alert and spark... Read full Story
Regina10 2024-02-14 5,152 anal Crossdresser Big Tits Bareback Blowjob Big Cock Ebony Lingerie Guy Fucks Shemale big ass femboy Ass to Mouth cum in mouth
100%
A Job in the Theatre Chapter 8
Sarah smiled at her. "Oh yes dear. I will be happy to teach you. Don't worry about a thing. I will show you how to be the best damn girlfriend he has ever had." Paula was so relieved to hear that. If anyone could teach her how, it was certainly Sarah. "But first...first you need to he... Read full Story
shemale lover 2012-03-13 2,434 shemale cum oral sex
100%
A Night of Makeup, Cock and Cum
It was all I could do not to accept. After all, it's been a fantasy of mine for years. When given the opportunity, I had to go for it. I had been surfing the internet for crossdressers, shemales, transvestites and transsexuals. The idea of a hot woman with a cock had always turned me on. Further,... Read full Story
shemale lover 2012-04-18 4,705 Cumshot jerking off domination Sex Toys cum swallowing
94%
Different 3some in Acapulco
My job in a large travel agency takes me every march to Acapulco for the Tianguis Turistico, (Mexico tourist fair) that takes place in this nice resort. I very much enjoy those trips, and especially the pole dancing bars, were I would hang out at least 2 or 3 times during my stay. Those places ar... Read full Story
shemale lover 2013-07-22 6,275 anal sex Latina threesome oral sex handjob
91%
The New Housemate's Secret
https://chyoa.com/chapter/Introduction.150836 The New Housemate's Secret How will you discover the hot new tenant's secret? Chapter 1 by Bauer1 The doorbell rings, a soft knocking accompanies the bell to break the silence of the house. You look up from your laptop nestled snuggly in your la... Read full Story
Acche 2019-04-04 21,943 Big Tits Cumshot Creampie Shemale Fucks Guy Blowjob Big Cock Guy Fucks Shemale handjob titfuck titjob cum in mouth
91%
My wife found out I also love cock
Even though I've been a tranny lover since I was 18 I ended up marrying Barb she had a set of tits and an ass built for speed. I never told her about my past nor did I pump her for her past. We had been married for a couple of months when I got that need for big black cock again so while Barb slept ... Read full Story
In Need Of Some Huge Black Cock 2019-04-30 9,199 Stockings Big Tits Creampie Big Cock cum in mouth double anal
66%
a day in the life of Amber SissyZofen 264
And the days had passed one after the other and now it was the day of my date. He sent me a txt at 8.30 on Saturday morning to say he was coming And you remember he was leaving his phone at home in case his wife called You know I had sent him my address, parking advice and left the gate ajar. ... Read full Story
amberdoll 2020-09-15 2,644 Stockings Small Tits Crossdresser Amateur Masturbation Bareback Creampie blonde Lingerie Homemade cum in mouth