Sort by
Relevancy

Free Stories

100%
A Perfect Pandemic: A Transsexual Transition in a Troubled Time
A Perfect Pandemic A Transsexual Transition in a Troubled Time A Novelette by Alexandra Rios Text Copyright Reserved © August, 2021 Dedication Transgender Day of Remembrance is a solemn occasion. I am offering “A Perfect Pandemic” for free as an antidote to the fear, phobia, discrimination, d... Read full Story
the greatest liar 2021-11-16 5,072 Teen (18+) Crossdresser Group Sex Big Tits Bareback Creampie Big Cock gangbang domination Guy Fucks Shemale Interracial double anal webcams
91%
HOW MY AUNT AND SISSY NEPHEW CHANGED MY LIFE FOREVER! (fictional
It was the very first night of my month long North Carolina July summer vacation stay when my Aunt Meg suddenly entered the bedroom that I was temporarily sharing with my younger cousin Rudy. Being so openly effeminine in his body language,voice and looks, I had already planted such dirty thoughts ... Read full Story
CDDIXIE4U 2019-01-08 33,660 Teen (18+) Crossdresser Cumshot Masturbation Bareback Shemale Fucks Guy Fetish Blowjob Big Cock Ladyboy Lingerie domination Homemade Compilation cum in mouth shemale + shemale
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 4,288 Group Sex Cumshot Shemale Fucks Guy Blowjob blonde Big Cock Asian Shemale and Girl Sex Toys Mature Ass to Mouth shemale + shemale
100%
The Three of Us
Imagine you are a lonely person on the inside, and just wanting all your life to be loved for who you are. Holli Artigas, was just that person. Wondering whether her obsession with Jon Silva, a football star, was from a casual encounter, or was she truly fond of him? Growing up in the Sao Paulo, ... Read full Story
Jon Paul 2024-04-28 3,016 anal Creampie Shemale Fucks Guy threesome Shemale and Girl cum in mouth double anal shemale fucks female
78%
Once wasn't enough!- my 2nd shemale exp
So after my first experience I got really into the porn I bought movies magezines got on websites just couldn't get enough. But watching it wasn't enough I had the real thing once and wanted it again. It had been almost a year now and only one person knew about what I had done that one fat... Read full Story
Duke04 2017-04-01 10,371 anal sex Shemale Fucks Guy ass fucking Shemale on Guy
100%
Connie at an Adult Bookstore Part 2
Disclaimer: The following story is not intended for minors. If you are offended by sexually explicit material or it is not legal in your place of residence, please close the document now. If not, I hope you enjoy my attempt at entertaining you with stories of my adventures. * In the previous c... Read full Story
shemale lover 2011-09-30 8,525 Big Tits Blowjob deepthroating
80%
How I Became Vanessa Part 1
I was a man before becoming Vanessa, and my name was Mike. I was heterosexual and I was going out with my first "serious" girl friend for two years when all this started. I was still living with my mother who had been divorced for a decade before getting remarried. Her new husband moved to... Read full Story
shemale lover 2011-09-09 4,324 anal sex shemale dildo
91%
Panty Town
Chapter One -- Jamie Jamie Sanders did not think he was a sissy. Growing up, he played with trucks and showed his innate male aggression though soldiers games with the other boys. He climbed trees and watched baseball with his Dad and brother. Unfortunately, by the time he was in eighth grad... Read full Story
shemale lover 2012-01-29 19,309 Big Tits sucking ass licking fucking
66%
Samantha sissy TGTF
Theme and genre of the story: The genre is about gender bender, futanari, gay, physical transformations of the body, magic and biology, the kink in particular that must excite in the story is the perversion of the transformation of the body and mind through a magical element that manipulates biol... Read full Story
Samantha sissy world 2022-09-20 4,538 Teen (18+) Crossdresser Big Tits transformation transgender feminization pov sissification Cartoon magic Gender Bender
66%
Trannies in Space
There was no spaceport on Jansen's Planet. There had been, but whatever calamity had befallen the world generations ago had also destroyed its port. It was one of so many planets out in the Barrens that had fallen on hard times. So Dekker set down the Barnabas in a clearing in the forest, a remna... Read full Story
ASSEaster5678 2019-01-25 12,099 Shemale Fucks Guy Guy Fucks Shemale Sex Toys space robots
100%
My new Life with Pat. Part 2
While Jean was discussing with the lady from the next table i feel the didlo starting to vibrate and then something like a small ball move up and down into the didlo, it was a prostate massage. I saw Jean playing with a remote control, He increased and deacresed the frequency of vibration and the ... Read full Story
jperrot 2022-08-09 4,879 Amateur Bareback Shemale Fucks Guy threesome Shemale and Girl domination Guy Fucks Shemale slave Ass to Mouth double anal webcams punishment
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 2,650 shemales tits transsexuals
100%
Becoming a Chrissy - Chapter 2
I had always felt like I had a hot body for a girl. I was naturally blonde and smooth; I guess I had been blessed by my parents’ Scandinavian genetics. My pubes were always just a small fuzz—easy to shave and keep a clean bikini line. Same thing with my armpit hair. And my ass? Completely smooth and... Read full Story
mindlessrobot45 2024-05-13 2,749 Crossdresser gangbang Shemale and Girl cum in mouth shemale fucks female teen (18+)
76%
Nylon teasers
They came into the video store where I worked as a clerk. Almost every day. Teasers. Both of them. What made it both great and terrible for me was that it fed my deepest fetish -- stockings -- as it denied me any fulfillment other than frequent and frantic "self-gratification."... Read full Story
shemale lover 2012-01-30 9,876 Stockings Big Tits fucking foot fetish
100%
First Encounter (Mexican Travesti)
I grew up near the U.S.-Mexico border and am ½ Mexican Hispanic and ½ Anglo (white). I visited Nogales Senora on the Mexican side on and off during my teen years. As a young adult, I was fearless and sometimes went across alone to visit the strip clubs, get a cheap lunch, or look for Mexican sweetie... Read full Story
AllenB 2022-09-07 6,762 anal sex Shemale Fucks Guy Blowjob mexicana cum in ass first time with a tranny
100%
Regina’s Double threat.
Hello guys, I recently ran into a former hater who was no longer the hater I had met years earlier. In fact, he had only treated me so horribly because of his own inner dark desires. When we met a few years ago at one of the clubs, he had been very abusive to me. He went out of his way to say hurtfu... Read full Story
Regina10 2022-02-08 3,014 Big Tits Cumshot Bareback Creampie Fetish Blowjob blonde Big Cock redhead Guy Fucks Shemale Ass to Mouth double anal
92%
A very special lady
I knocked at the door, unsure of what to expect. Living in a big city for the last year, where I didn't really know anybody, had certainly put a crimp in my sex life. Where I used to live, in a much smaller town, during my high school years, I'd been able to get my dick into many tight, warm and wil... Read full Story
shemale lover 2013-07-18 5,990 Stockings anal sex Shemale Fucks Guy ass licking ass fingering
66%
Showing Off For My Wife's Pleasure
There I was lying on my back, on the floor of a cheap adult bookstore. All I was wearing were 5" heels, black thighhighs, and a nipple chain. In one hand, I was jerking my throbbing shaved shaft while I was using my other hand to fuck my ass with a double headed dong. Cum was glistening on my f... Read full Story
shemale lover 2011-10-25 5,353 anal asshole shemale
88%
Who's She?
School had been a bore for Tony. He was a bright lad and didn't have to work too hard to get through classes unnoticed by the teachers and class mates. He had plenty of friends but no one close. He didn't excel in sports or academically. He had picked up a few good exam results but had decided that ... Read full Story
Vinny_A 2019-07-08 11,614 Teen (18+) Crossdresser Amateur Big Tits Bareback Blowjob Lingerie
100%
ATTENTES SUBVERTIES ⚧️ ⚧️
Les choses allaient si bien.... Après un long et misérable quart de travail, Steven rentrait enfin chez lui. La plupart des gens détestent faire la navette, mais Steven trouve que la demi-heure de route est un moyen idéal pour se détendre avec un livre audio ou un podcast. Dernièrement, cette pet... Read full Story
Femboy 2021 2023-02-17 1,018 Cumshot Shemale Fucks Guy Fetish Blowjob Big Cock Futanari cum in mouth
82%
Halloween Double Cross
It all started off so innocently... My wife Jo, tall, slim, blonde, aged 40 with 34DD tits and the sexiest big ass imaginable, works as a doctor. Her hours are long and arduous. She often comes home completely worn out. Only during the holidays does she tend to recover her sparkle. She is gorgeou... Read full Story
ASSEaster5678 2018-10-29 11,239 Shemale Fucks Guy sissy Halloween
100%
TO BE OR NOT TO BE – PART 2
TO BE OR NOT TO BE – PART 2 by Spanky de Bautumn Part 1. Sunny, Mel, and Shari learn they are going to New York to perform a play off Broadway and are really excited about it. Being a small troupe, we unseen members had to wear many hats. Unfortunately, there was just the two of us, Joe Donn... Read full Story
SpankydeBautumn 2021-02-22 3,588 Small Tits Crossdresser Cumshot Bareback Blowjob Big Cock Lingerie Guy Fucks Shemale Interracial cum in mouth
100%
Hung Trans Lesbians Fuck Two Ladyboys
Note 1: If you like Transsexuals, Trans Lesbians, Asian Ladyboys, Big Cocks, Extreme Cock Sucking, Anal Fucking, Anal Fisting, Semen Swallowing, Role Play, Orgies, BDSM, Cock Sounding and Foot Fetish this story is for you. Note 2: All the characters are over 21. The names are fictitious, but some... Read full Story
darrell 2022-01-03 4,275 Group Sex Big Tits Cumshot Bareback Fetish Blowjob Big Cock Asian Ladyboy Sex Toys Mature cum in mouth shemale + shemale
100%
The Game 2
That next morning again Ada and I went down for breakfast and the table was smaller, It wasn't as grand as it had once been and to every guy at the table was now at least two girls. We had our normal breakfast and for once there seemed to be a little more chat between everyone, I think after bei... Read full Story
chris1989r 2022-01-24 4,365 Amateur Cumshot Bareback Shemale Fucks Guy Blowjob blonde Big Cock Asian domination Guy Fucks Shemale Ass to Mouth cum in mouth shemale + shemale
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 2,665 Crossdresser Amateur Shemale Fucks Guy Fetish Blowjob Ladyboy Shemale and Girl Guy Fucks Shemale Mature cum in mouth double anal
100%
First Cross-dressings Loosing Anal Virginity
It happened after a month of me blowing that guy twice...I mean I was so damn excited and was craving for his cock....I was blowing him every weekend in his car after the school...his cock was almost 7 inches and was so thick and that I like so so much the gagging he was giving everytime, that chock... Read full Story
Trapbomb1 2022-07-29 6,678 Teen (18+) Crossdresser Bareback Creampie Blowjob Big Cock virgin virginity sissy cum in mouth double anal sissy slut virgin ass
100%
FORMATION D'AMOUR ⚧️ 💗 ⚧️
Kyla essuya la sueur de ses yeux, puis essuya le liquide de sa main, tout en s'appuyant sur son balai. Ce putain de jour était trop chaud, bien trop chaud. Elle regarda autour d'elle : le vestiaire vide était complètement immobile, attendant patiemment d'être nettoyé, son air saturé de l'odeur de... Read full Story
Femboy 2021 2023-02-17 917 Cumshot Shemale Fucks Guy Fetish Blowjob Big Cock Futanari cum in mouth
100%
Police House Call
My heart was beating a mile a minute when I heard the knock on my door. I was hoping that it might be Beau, or Larry, or if I’m lucky it would be Tom Cobb. He asked me to call him Tommy. I had been thinking about him recently. Bo and I had banged the night before, but I was as horny as ever. Larry w... Read full Story
Regina10 2024-04-19 3,449 Crossdresser Big Tits Bareback Blowjob Big Cock Ebony Guy Fucks Shemale big ass femboy cum in mouth
100%
A new start in life
“In life, finding a voice is speaking and living the truth. Each of you is an original. Each of you has a distinctive voice. When you find it, your story will be told. You will be heard.” John, living outside Boston, being your average accountant working with Gillette, had gone through a messy di... Read full Story
Jon Paul 2024-05-09 2,558 anal Amateur Shemale Fucks Guy Big Cock Guy Fucks Shemale small cock big ass
100%
Dating my Sissy-sister (English)
You are wearing women's stockings and a thigh-high transparent top, the thin shoulder straps of which leave your arms and shoulders elegantly exposed! You're the real lil bunny to me in that girl outfit of yours... How about, should I teach the little one about the naughty girl? I throw you squir... Read full Story
LulaSissy 2024-07-10 134 anal Stockings Crossdresser Cumshot Bareback Fetish Big Cock Ladyboy Lingerie femboy shemale fucks shemale cum in mouth shemale fucks female
100%
Pleasantly Surprised
It was Friday night and Robert was sitting at home alone. His roommates were both out on dates, and his girlfriend, correct that ex-girlfriend, had moved all of her things out three weeks ago. It had been one of the dullest months in his adult life; four weeks of sitting in front of the television, ... Read full Story
shemale lover 2012-08-31 6,255 Big Tits Cumshot sucking threesome blondie
100%
Cheating Sissy Wife chapter2
My sweetheart Keith is back from his road trip and we were about to make up for lost time. He didn’t even want me to fix dinner. Instead he said that we would order pizza later. Meanwhile we started making out right there on the couch. We were both horny and anxious to get next to each other. I felt... Read full Story
Regina10 2020-10-26 4,732 Crossdresser Big Tits Cumshot Bareback Creampie Blowjob Big Cock Ladyboy Lingerie Guy Fucks Shemale pov Ass to Mouth
100%
Alessia Travestita Hung Mature Blonde British Porn Star
Alessia Travestita Hung Mature Blonde British Porn Star If you like Transexuals, big cocks, bondage, domination, deep throat, fisting, spit roast, 69, ass fucking, cum swallowing and big loads this story is for you. If not don’t bother reading. If you like my story please leave comments and ... Read full Story
darrell 2022-01-03 4,572 Group Sex Cumshot Bareback Shemale Fucks Guy Blowjob Big Cock gangbang domination Sex Toys Mature cum in 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 5,134 anal Crossdresser Big Tits Bareback Blowjob Big Cock Ebony Lingerie Guy Fucks Shemale big ass femboy Ass to Mouth cum in mouth
100%
Buffy the Shemale Vampire Slayer Part 12
The demons found exits in the walls or floor, vanishing between chinks of stone or through hidden grates or into holes they'd dug for themselves over the long centuries of their residence-or imprisonment-in Baphomet's palace. Only one remained. "My former consort, Baubo," Baphomet intro... Read full Story
shemale lover 2011-08-21 4,510 hardcore asshole Big Cock
88%
Oh My, You Have a Cock...
It was a regular Friday night no different from others I'd experienced before. I was lonely having broken up with my girlfriend earlier that week. What a bitch! I needed to find me a sweet woman capable of matching my libido. My last lady was all about the lights off, missionary position sex, come t... Read full Story
shemale lover 2013-08-09 32,725 anal sex Cumshot Shemale Fucks Guy redhead
81%
Ladyboy Switch Story
I am messed up with how I feel about this. I still love looking at women. I love tits and arse. I like the soft feel of women – kissing them and feeling their bodies. I don’t look at men in public and get turned on – men with clothes on do nothing for me. Put me somewhere that I can see those same m... Read full Story
shemale lover 2015-02-27 6,967 Cumshot suck Shemale Fucks Guy Ladyboy ass fucking swallowing
91%
Masturbation fantasies: Amanda, queen of the peep show
A guy visits a peep show with unexpected results. As he gets to watch a girl with something special, he discovers his hidden desires. This story contains: peep show – voyeur – gloryhole - fake tits – group masturbation – male masturbation – shemale – frottage - titfucking When William finall... Read full Story
ThatEroticWriter 2019-07-24 8,422 Big Tits Cumshot Masturbation Uniform Frottage
100%
Meeting Amanda
I’m a happily married man. My wife Tess and I have been together since we were teenagers. We were each other’s first real lovers and being in our mid-thirties by now, we still madly in love with each other. Tess and I always are very honest and open to each other. Both in normal life and sexual... Read full Story
rforasht 2022-07-20 7,353 Big Tits Cumshot Shemale Fucks Guy threesome blonde Big Cock Lingerie Shemale and Girl redhead Homemade Shemale fucks couple
100%
Buffy the Shemale Vampire Slayer Part 15
The Slayer looked at the witch's ass. It was beautiful, she thought. Round and smooth and creamy white, each buttock seemed a half moon. Willow's impaled anus showed within the deep cleavage between the silken globes, its rim riding the stiff cylinder of Buffy's cock as she plunged it into the witch... Read full Story
shemale lover 2011-08-23 4,376 anal asshole shemale
100%
Amanda and Me Chapter 2
I rolled over after reading Amanda's note with a big smile on my face. I couldn't believe that after all the time I had spent masterbating to shemales and fantasizing about meeting one it had actually happened. Not only had it happened but it had been the most amazing sexual experience of my life. ... Read full Story
shemale lover 2012-10-21 8,611 anal Cumshot shemale oral
100%
Alessia and the Twins
Alessia and the Twins When the politician David Smallwood awoke that morning his thoughts immediately turned to Alessia, and he started to daydream about her, as he was wont to do now. He had several meetings scheduled for that day, including a rally promoting restrictions on gay and trans-gender... Read full Story
Alessia Travestita 2023-07-21 5,210 Crossdresser Blowjob Big Cock Shemale and Girl shemale fucks female
100%
Natacha's dungeon,
Natacha's dungeon, For a long time, I have loved wearing lingerie because it always gives me so much excitement to contemplate myself as a woman in front of my mirror. I learned a long time ago to memorize feminine gestures and attitudes while perched on my pumps. I also know how to put on ma... Read full Story
sandratvtg 2024-06-24 783 anal Stockings Shemale Fucks Guy Fetish Lingerie domination Sex Toys femboy chastity cage plug urétral
73%
Nancy the hot and sexy TS in Pattaya
Hi this is Ris, this is my third story. Well Last year I went to Thailand on lone trip. I went directly to pattaya and had rest and went to Walking Street in the evening. Was visiting many nude bars, ts Bars, dance bars. but while walking on the street one particular girl catch my attention. s... Read full Story
Stud4Shemale 2017-05-22 9,418 Big Tits Cumshot Shemale Fucks Guy Ladyboy Guy Fucks Shemale cum in mouth
94%
My first Shemale
“Curious? Bi?” Well, yes, but only with a shemale. Beyond that I’m a firmly planted heterosexual. For many years I longed to have sex with a shemale but never did anything about it. (I’m not much of an initiator). The community I live in has lots of shemale beauts; maybe that started my intere... Read full Story
SachinJoy 2018-10-04 32,528 Cumshot Shemale Fucks Guy Blowjob Big Cock Ladyboy cum in mouth
100%
Seduced At The Gloryhole
I love to write Erotica. For story requests please send me a private message or email noirenoire10@gmail.com Enjoy! Golden blonde hair that rested just past her shoulder, piercing blue eyes, full luscious red lips with colorful sleeves of tatoo’d arms. Wow, she was immaculate. She locked ey... Read full Story
therefill05 2020-12-10 9,287 Big Tits Cumshot Bareback Creampie Blowjob blonde Big Cock Guy Fucks Shemale Interracial cum in mouth
95%
My TS Journey
I'm a straight, married guy in my 30's, at least that how I appear to everyone that knows me. I have an intense obsession with Trans women that I have been indulging since I was a teenager. Over the years this fixation has grown into something that ranged from watching porn initially, to having my a... Read full Story
iconicirish 2022-10-26 8,150 Amateur Shemale Fucks Guy Big Cock domination cum in mouth escort ts
100%
Erotic Dreams come true.
You start having intense erotic dreams — and the faces you see is one you don’t recognize but that feels familiar. Mandy was that girl that Chad had been dreaming of, the kind where to see her made a rush go through you like a hot flash. Chad had just broken off a relationship, and his sister war... Read full Story
Jon Paul 2023-05-26 4,831 anal Stockings Big Tits Cumshot Bareback Fetish Blowjob Guy Fucks Shemale small cock
93%
MILF Alessia Travestita finds a bottom boy
I was several days into a cruise to New Zealand and Australia with my wife. This morning my wife went on an excursion that I had no interest in, so I had the cabin to myself. I hadn't had any sex with my wife in the last 3 days due to the activities such as the various jaunts to Auckland and the sur... Read full Story
darrell 2023-08-13 6,092 anal Cumshot Shemale Fucks Guy Fetish blonde Big Cock domination Mature deep throat cum in mouth sandals
85%
Buffy the Shemale Vampire Slayer Part 10
Buffy Summers was certainly no virgin. She'd lost her virginity to Angel, a vampire, thereby releasing him from the Gypsy curse that, as punishment for his having brutally killed the favorite daughter of their tribe, had restored his soul, that his conscience might torment him as he recalled the tho... Read full Story
shemale lover 2011-08-21 6,352 cum tgirl stiff cock
100%
Caught and Punished
I had walked into the mall on a Friday afternoon with a group of my friends, Steve, Bill and Ryan. The plan was pretty' simple; Bill would stand guard while Steve, Ryan and me went into the jewelry store. Steve and Ryan would distract the clerk while I went around to one of the glass cases and picke... Read full Story
shemale lover 2013-01-29 9,337 anal sex Shemale Fucks Guy Blowjob gagging deeptroat
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 5,367 Shemale Fucks Guy Blowjob blonde Big Cock Mature deepthroat cum in mouth toe sucking Fisting Anal
100%
Bethany's Secret Part 1
-1- By the time my senior year of high school rolled around, I was 18 years old and I’d never had a girlfriend. This fact always bugged me because I knew I was good-looking, funny, and popular, but I still couldn’t get girls. The reason was simple shyness. I was terrible at talking to... Read full Story
shemale lover 2011-12-18 7,080 Big Tits Guy Fucks Shemale jizz
94%
My first shemale
This is the story of my first she male. I had always been curious about dicks. I had always been attracted to women and I loved to watch a woman get pounded by a big cock. But after awhile I realized that when I tried to imagine the porno, I always imagined myself in place of the girl. One day, when... Read full Story
shemale lover 2012-02-12 13,209 first time Creampie Shemale Fucks Guy
60%
Amy's Surprise 2: Enter Karissa
What did you think? Amy asked. Well, let's see, I started to answer, You gave me the best blowjob I've ever gotten, sucking your dick was about the best thing ever, and sharing your cum with you was incredible.all in all, I'd say it went well. Amy smiled and walked over to sit with me on the couc... Read full Story
shemale lover 2012-05-08 4,499 anal sex shemale Sex Toys
100%
The Seductive Seed of a Tranny MILF
The Seductive Seed of a Tranny MILF SugarandSalt Jackson got home and immediately curled up in bed. He didn't want to move for the rest of the weekend. He'd finally worked up the courage to ask a co-worker out at work. She politely rejected the invitation. Then later on in the day, Jackson spo... Read full Story
Gwapo67 2022-05-03 7,729 Bareback Creampie Shemale Fucks Guy Blowjob Big Cock Mature cum in mouth