A Survival Horror Game of Temptation and Transformation
The world has fallen to the RAG-Virus—a pandemic causing rapid weight gain and mental decline. You're Sarah, alone in your apartment as Visitors knock each night. Some are survivors. Others are something far worse. Every choice determines if you survive or become their next mindless vessel.​

Features:
Visitor Testing System: Check hands and teeth—some aren't human
Weight Gain Progression: Watch Sarah physically transform as the virus takes hold
8 Unique Visitors: Each with their own dark desires and secrets
Multiple Endings: Survive, escape, or embrace transformation
Psychological Horror: The seductive pull of giving in
Content Includes:
Female MC transformation
BBW/SSBBW weight gain
Breast and ass expansion
Horror and psychological tension
Adult themes (18+)

From the Developer
"Don't Open the Door explores the intersection of fear and desire. What happens when the thing that terrifies you also tempts you? When survival means resisting pleasures that promise to erase all your pain? This game is about that moment of choice—when the knocking starts, and you have to decide who to let in."

An average office worker showed up at the clinic expecting a simple health evaluation. As they settled on the health sofa, their eyes caught the doctor's impressive large breasts and inviting grin. A sexy, youthful nurse hovered nearby, small in stature but radiating raw desire.

After measuring the pulse and pressure, the doctor’s curiosity turned toward testing the clerk’s potency. The clerk slid off his pants, exposing a large, swollen member that made the nurse’s breath hitch with excitement.

Drawn by the sight, the nurse leaned in, lips parting as she prepared to suck and tease the clerk’s impressive cock. She licked and sucked, her tongue dancing along the length as her hands caressed the heavy testicles beneath.

Meanwhile, the doctor’s eyes gleamed with anticipation, ready to join in or push the boundaries further. Will the clerk’s performance satisfy both women, or escalate into a heated group fuck session?.

This hentai-inspired adult game uses lifelike 3D graphics to capture every sultry moment and teasing touch. Experience the thrill of breast expansion, intense oral scenes, and naughty nurse fantasies in this explicit porn adventure.

Test the limits of pleasure and stamina as you guide the clerk through this erotic medical fantasy.

"Dead or Alive" isn’t just a fighting game; it’s a playground for some of the most voluptuous and provocative characters you’ll ever see. Christie, with her colossal, bouncing boobs, commands attention whenever she shows up. There’s no complicated story here - just one depraved guy who can’t resist Christie’s enormous breasts locking eyes with her in a private midnight rendezvous.

His hands roam, attempting to free Christie’s huge breasts from that skin-hugging spandex, and she’s all too willing to play along. Instead of pushing him away, she leans into the pleasure, desperate for a hard, filthy fuck. Their heated banter fills the gaps, making every transition feel hotter and more intense than the last.

You flick through dynamic, expertly drawn hentai scenes that celebrate Christie’s gigantic hooters in all their glory. Each scene pulses with movement and heat, emphasizing Christie’s breast expansion and milk-dripping moments with graphic precision. Those craving uncensored hentai with aggressive, taboo scenarios will find this game brutally fulfilling, especially with Christie's wide, inviting breasts on display.

Play now to witness Christie’s huge jugs take center stage with every hard thrust, slick cumshot, and desperate gasp.

F-series delivers an electrifying anime experience where you can strip down the sultry redhead Nami, the voluptuous star from One Piece, in a series of steamy interactive scenes. Pick from five tantalizing outfits, each designed to highlight her massive breasts that jiggle with every movement, making your eyes lock on her luscious curves. Using arrow controls, you navigate through each scene step by step - watch her shift from fully clothed to bare, writhing in pleasure, and finally getting fucked senseless. Though each clip is concise, the smooth animation captures every bounce, jiggle, and shiver perfectly, making it impossible to look away. You’ll find yourself repeatedly stripping her down, watching those juicy tits spill free from their confines again and again, fueling your craving for more raw, unfiltered pleasure. Nami’s fiery red hair cascades while she moans softly, inviting you to push further into deviant territory as the scene intensifies into full-blown fucking. For a wider selection of games featuring other beloved anime and video game characters in similarly explicit scenarios, be sure to explore our site.

Do you want your own harem? How about in another world for some reason?
Upon dying you are greeted by Voluptas, Goddess of Lust, and give the power of size control.
You use this power in the only possible way, to change the breast size of any girl you're intimate with.​

The striking blonde Aoki Yuriko might seem shy at first, but it’s hard not to notice those massive tits that outshine most anime bombshells. No matter how many other anime hotties think they’re the queen, Yuriko’s ample bosom steals the spotlight every damn time.

Want to provoke a true burst of boldness? Unwrap Yuriko slowly, tease her soft skin, and power her arousal with endless playful torture and wild thrusts.

Switch up the scenarios with bondage restraints, creampie shots, and facials for maximum kinky satisfaction.

Push harder, grab her hips, shove her face into cake or worse - this is your playground and Yuriko is your willing sub.

Every position feels electrifying, made for players craving both rough and tender love delivered straight to Aoki Yuriko’s hot, trembling frame.

Crank it up with tools and freaky scenarios, because this isn’t just a tease - it’s a full-blown sensory overload waiting for you to unlock.

Command every throb of her body and taste every droplet of her surrender - it’s raw, filthy, and entirely yours.

Massive Hearts feels like somebody took a normal porn game idea, dropped it in a blender with a size queen fetish, then forgot to hit “smoothie”. The result is messy, wet, kinda ridiculous and somehow really hot when it clicks. You start as this regular dude, or futa if you want, and from the first scene you notice the camera really loves tits. Not just big boobs. The kind of breasts that look like they’re arguing with gravity and winning. The sound design surprised me first actually: the little breathy gasps, the heavy jiggle noises when a giant girl leans over the screen, that subtle sticky sound when she squeezes milk from herself during a titfuck. Sometimes the moans clip or repeat awkward, but when you’ve got a milf twice your height riding your cock until her tits literally swell bigger from arousal, it works. There’s this moment early where you’re pressed against a giantess’ chest, she pins you to a wall with pure boob, and the audio shifts to this muffled heartbeat and her slow breathing while she grinds you between her breasts and whispers like you’re tiny prey. That felt intimate and porn-y in a weird soft way, like ASMR for degenerates.

The pacing jumps all over the place. One scene it’s slow teasing, a girl shyly masturbating while watching another lesbian pair lick milk off each other’s nipples, almost romantic, and then suddenly you’re buried inside this hyper-sized futa with a cock longer than your torso, and she’s milking herself all over you while begging for a creampie. The game doesn’t care about “realistic”. You’re fucking girls way larger than you, and somehow your dick still matters. Some of the 3D models look great when the light hits curves just right, especially the creamy skin and the sheen on wet areola when they start lactating heavily, but then a hand clips through a thigh or an ass looks like it’s made from two different girls pasted together and my immersion just jumps out the window. Still, when that giant milf bends over and her giant ass fills basically your whole field of view, with little squishy sounds as she lowers onto you, it’s hard to stay mad. There’s this harem vibe that builds up quietly: you realize after a while that several of these towering women all want a piece of you. One is playful and uses her tits like a bed, letting you fuck her cleavage while she lazily strokes herself, milk leaking over your stomach; another is more dominant, picking you up one-handed and ramming you into her dripping pussy like you’re a living sex toy, then holding you in there while she clamps down and floods you with juices. I kept noticing small things like how the breathing changes right after you cum inside, or how the camera lingers on the cum drooling back out after a creampie, and then ignoring bigger things like actual emotional build-up. But ok, I didn’t come here for a Shakespeare milf. What threw me a bit was how fast the transformations happen: one girl goes from “big tits” to “are you sure this is still human” in basically one scene, breasts inflating, ass swelling, body stretching taller while you’re still inside her, and you feel like a plug trying to hold back an ocean. It’s absurd and also kinda thrilling, like hentai logic made interactive, even when the animations stutter or the faces sometimes look like they’re halfway through blinking during orgasm. Still, when the giantess leans in close after you fill her, tits swollen, milk dripping, and whispers that you’re hers now, and you know there are three more colossal women waiting their turn offscreen, it sticks in your head longer than it should.

I play this one on my lunch break at the office, switching between the game and Excel like a fucking ninja, and it actually feels kinda perfect for that. You start in this small bar, nothing fancy, nothing trying too hard, and there’s this girl at the counter who looks like the kind of cute you swear you saw on Reddit once at 3… ok, at night, never mind. She’s got that “I’m tired, something’s wrong, but I’m still hot” vibe. At first she’s just normal sized, normal body, normal everything, and the game doesn’t rush it. You talk, you flirt a bit, pick a line here, a stupid joke there, and it almost feels like a very scuffed dating app conversation, just with way more tits later. The fun part is how her body slowly starts changing while you keep coming back during the “weeks”. It sneaks up on you. One visit she’s a bit bustier, you’re like huh, ok, then next time you’re staring at your monitor thinking “there’s no way her shirt button is surviving this scene”. Then later her ass just says fuck physics and the dev acts like this is just casual. The good thing is they actually write her as a person, not just a pair of balloons with a face. She’s worried, a bit confused about what’s happening, cracks some jokes, gets flustered when you go a bit rough with the teasing. There’s a lot of horny humor, that “I’m not a slut... unless you ask right” type. Sometimes it hits, sometimes it’s cringe, which somehow makes it feel more real, like some guy trying too hard in a Discord server.

The build up to the lewd stuff is the best part and also kinda annoying. You’re clicking through these chats and bar scenes, watching her tits go from “nice” to “Jesus Christ, how do you sleep on those” and her ass keep inflating like someone forgot to turn off the pump. When the sex finally hits, it leans into that rough energy, grabbing, pressing her against things, her body bouncing everywhere like the dev is just screaming “more jiggle, more jiggle” in their head. Cumshots are messy in a good way, not shy at all. You get that moment where you’ve been teasing her for a while, then you finally pin her and just go all in, and she reacts like her whole oversized body was made to be used like that. It’s not subtle. You finish on her face, on those giant tits, on that swollen ass, and the game lingers just long enough for you to sit there pretending you’re “reading emails” while staring at a screen full of dripping curves. The funniest part is how barebones everything around that is. Interface feels like someone knocked it together while watching porn on the second monitor. Few choices, you kinda expect a deep system, but nah, it just gives you enough to feel like you’re poking her personality while her body goes crazy in the background. One time I misclicked a line while my boss walked past and she reacted all shy and horny at once, and I had to alt tab to Slack with this massive sweat going. Anyway, if you’re the kind of degenerate who likes watching a girl slowly turn into a walking titty-booty combo while you pretend to “get to know her”, just take it slow, don’t skip through the early chatter, and let each new curve surprise you like it’s your first fucked up bar crush.

Game feels like finding some forgotten Flash porn game on a sketchy site, just cleaner and with way more obsession over boobs growing pixel by pixel. You’re basically sitting behind this girl’s eyes while her whole life turns sideways because of one weird little shop that looks like it spawned out of a cheap JRPG. She’s a regular student, stressed about exams, roommate drama, boring campus stuff, and underneath it all she’s horny and insecure in a way that’s way too real. At first she’s just curious about changing herself a bit, like “what if my tits were a size bigger, no big deal”. Then you start mixing these shady potions and suddenly her bra is fighting for its life and her ass is spilling over the chair while she’s still pretending everything is normal. The story really leans into that slow “oh shit, I can’t button this shirt anymore” spiral. Most of the heat is in those quiet moments when she’s alone in her room, squeezing herself in front of the mirror, sliding her fingers under fabric that obviously does not fit anymore, pretending she’s just checking progress when she’s actually getting soaked and flustered about what she’s turning into.

What I liked is how horny the writing is without shouting at you every line. When she walks back from the shop and feels her panties riding higher because her ass quietly grew on the way, it’s written like she’s confused and turned on at the same time. She’s trying to sit like normal in the classroom while her bra digs into her ribs, her nipples hard as hell under a thin top, and everybody else is just talking about homework. Those classroom scenes are more erotic than some actual sex CGs I’ve seen in other titles. The game lets you screw around with potions and pacing, so you can go greedy and push her into big, heavy curves stupid fast or just slowly stack “little changes” until she suddenly realizes her whole center of gravity is different. One time I messed up a mix and her ass jumped a size mid cutscene and she almost knocked over a chair backing up, then pretended she meant to do that. That tiny stumble sold it harder than any magic sparkle effect. The sex itself is more about her being overwhelmed by her own body. She’s touching, grinding, trying to find a position where her new curves don’t get in the way, failing, then giving up and using that as fuel. When she lies on her back and her tits slide to the sides and she freaks out because they weren’t big enough to do that before, that’s the kind of detail that sticks in your head when you close the tab. I wish the sound had just a bit more weight to it, like heavier breathing or some fabric straining noises, but the silence almost helps, like you’re right there in her room, hearing only clicking and her thoughts getting more and more filthy.