Sometimes you just want trash science and thick mistakes, you know? This game is exactly that: one awkward nerd in a lab, a bunch of sketchy chemicals, and zero adult supervision. It starts all innocent, like some goofy parody of those anime where the genius kid wants to become the next big brain of the world. He’s mixing his “super serum” in this tiny lab, all proud, like he’s breaking new ground. Except the only thing he actually breaks is the size limit on asses and tits. The first time his formula “fails” and you see what it actually does, I laughed out loud and also had to tab out for a second because, yeah, it hits.

The vibe is weirdly cozy and horny at the same time. You’re basically clicking through this visual story where every bad decision he makes leads to someone getting way, way bigger than they were five minutes ago. And not like small upgrade. I’m talking “how is her spine still functioning” kind of growth, bouncing off the screen, clothes surrendering instantly. There’s a really nice rhythm to it: bit of dialogue, some nerdy babbling about cells and enhancement, then boom, another girl drinks the “healthy supplement” and suddenly her ass is doing its own gravity experiment. The CG scenes are the real star here. They don’t pretend to be subtle, it’s just full-on worship of size, curves, and that moment where the character realizes “oh shit, I’m actually getting huge.” One scene where the girl leans on a table and her new tits almost knock over half the equipment had me cackling like an idiot.

What I liked is that the game leans into the fetish instead of apologizing for it. Like, if you’re here, you already know what you want: expansion, growth, bigger, bigger, bigger. And it delivers that in a way that feels playful, not clinical. The nerd boi is such a dork, he talks about his formula like it’s going to win a Nobel Prize, while the player is obviously just waiting to see who gets inflated next. At the same time, some of the dialogue is kinda clunky and tries to be too clever, which slows down the fun when you just want to watch another “oops, wrong dosage” moment. There’s one random line about safety regulations that pissed me off for no reason, like bro, you’re literally turning people into walking sex balloons, nobody cares about your lab coat. Still, when the serum finally kicks in and her hips start outgrowing the chair, music barely matters, writing barely matters, it’s just pure “holy shit, look at that” energy. Honestly the only DLC this needs is more ridiculous aftermath scenes, like trying to fit through doors or sit on a chair that obviously never had a chance. But yeah, he keeps pouring that thicc juice and we keep watching, pretending it’s about “science” while our mouse hand is busy with totally different research.

This one is like somebody mashed a feeder fetish Tumblr blog with a janky fantasy VN and then just said “yeah fuck it, ship it” and honestly, I respect that. You’re a magic user with basically one trick: make girls soft, heavy and completely addicted to stuffing their faces, and the whole game spins around that idea without pretending it’s about anything else. No fake epic story, no pretending this is some serious adventure. You flick some spells, shove more food their way, watch clothes lose their will to live and bellies start taking over their lap. It’s stupid in the exact way it needs to be.

The fun kicks in when you realize the “magic” is basically a permission slip for the game to crank the growth into stupid territory. You’re not just feeding her another slice of cake. You’re watching her thighs weld to the chair while she complains that she can’t move, yet somehow still reaches for that last plate. Her shirt starts out just a tiny bit tight, then a few clicks later it’s riding so high you’re staring at bare gut and the poor buttons look like they want to declare bankruptcy. There’s this one scene where she’s clearly trying to pretend she’s not turned on by how heavy she’s getting, but then she shifts her weight and her whole belly slaps down in her lap and she just freezes. The little blush, the awkward laugh, the “oops guess I overdid it haha” while she very clearly did not hate that at all. That moment hit harder than any generic porn game pose. Also the sound of her eating in some scenes is disgusting in the best way, just messy chewing and gulping that makes you feel like a total creep for enjoying it. Which you will.

It’s still a horny trash fire though, don’t get me wrong. Some of the dialog reads like it was written on a phone during a bus ride and then never edited, weird grammar and typos all over, and I swear one line had her talk about “losing calories” when she clearly meant gaining. There’s a bit of that “oh no I’m getting so fat, guess we have to keep going” copy paste vibe, which gets old in the middle, but then a new scene drops where she tries to stand and you can practically feel the chair begging for mercy and suddenly you forget you were annoyed. The pacing is all over the place too. Early on the changes are subtle, then at some point it just jumps from “kinda chubby” to “how are your knees still alive” with barely any transition. The game clearly hates subtlety. Also the UI looks like it was slapped together in five minutes using free assets; one of the buttons sits like 3 pixels off from where your brain expects it and it drove me insane. I kept misclicking it, then getting horny again, then getting annoyed again. Loop. But if your brain lights up whenever a girl groans about being too full while she still asks for more, or you like watching a cute character basically turn into her own couch, this thing pokes that part of your lizard brain over and over until you forget every flaw it has.

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."

City girl, new campus, way too many cute women who really like dessert and bad decisions. That is the basic vibe here, except it gets kinky fast. You are this tiny thing from a small town, trying to be serious student, then suddenly you are in a dorm kitchen at midnight watching a shy bookworm slowly destroy a whole cheesecake because you told her she “deserves to relax a bit.” Her shirt is struggling, her belly is peeking out, and the game just lets you sit with it. Not in a hurry. You get those little pixel animations of her chewing, swallowing, then that tiny pause when she leans back and realizes, oh shit, her bra hooks are losing the war. And somehow it feels almost wholesome and also horny as hell at same time, which is very confusing in the best way.

What surprised me is how much of the kink is in the small choices. Like, it is not just “click here for bigger boobs.” You are picking stuff like “invite her for coffee” or “suggest dessert place one more block away” and it snowballs. Literally. One girl starts as this gym-obsessed queen who lectures you about macros. Couple of late-night study sessions, you keep nudging her toward snacks “just for energy,” and a few scenes later she is huffing while climbing stairs, pretending everything is fine, while her ass is pulling attention away from the whole campus. The writing is pretty simple, sometimes a bit clumsy, but it hits those little insecure lines that feel very real, like when she makes a joke about her jeans “shrinking in the wash” and you know she does care, but also she secretly likes how you stare. Some of the dialogue lands awkward as fuck, like a bad Tinder chat, yet I kind of loved that too. It fits the messy vibe of horny students who do not know what they want and still push for more cake.

The pacing is all over the place in a very human way. One date event takes forever, with you watching this artsy girl slowly unbutton her cardigan as her chest refuses to stay contained, her sprite updating just slightly each time you meet again, until suddenly she is buying clothes in a bigger size and pretending it is “just the style.” Then another route jumps from slim to “wow ok she is knocking stuff off the table with her tits now” in two scenes, like the game forgot to breathe. There is a tiny thing that annoyed me: the text box sometimes covers the best part of the sprite and I kept trying to drag it like in Ren’Py, except you cannot, so I just sat there grumbling at my screen like an idiot. On the other hand the pixel art has this lazy charm, not super polished, not trying to be Instagram-perfect. A little rough line here, a weird angle there, but the curves look heavy, soft, and you can almost feel the extra weight on their hips when they turn. Watching the girls change outfit to outfit, seeing how every skirt, every top stretches a bit more, becomes the real reward. If you want to squeeze the most juice from it, slow down, pick the indulgent options even when they look minor, re-visit scenes to catch the new details on their bodies, and let yourself enjoy every bite, every button popping, every moment where a girl pretends she is not turned on by the fact she cannot see her feet as well as before.

You choose a devoted maiden to serve at your side - but her cleaning duties are the least of your concerns. Obedient, eager, and desperate to please, your chosen maid hangs on your every wish. Guide her daily routine, indulge her cravings, and watch as she slowly softens under your command. With careful attention (and a little royal encouragement), your maid begins to change... growing fuller, rounder, and irresistibly curvy - all in pursuit of your approval. Will you show restraint... or indulge in watching your favorite maid flourish?​

Gwen feels like that girl you see on Instagram explore page at 2 in the morning, the one who starts normal and then each post she’s suddenly thicker, stronger, tits a bit bigger, smile a bit cockier, and you’re not sure when it stopped being “fitness progress” and turned into “okay this is fetish now”. The game basically leans fully into that slide. You pick if she’s a regular girl or packing extra, and then the whole thing is just following her around while she chases this obsession with becoming more. More muscle, more height, more boob, more everything. And unlike the usual clickbait, here it actually happens. You start off with this pretty cute, kinda nerdy Gwen and then a few scenes later she’s filling her top and low key flexing in every line of dialog like she just discovered r/girlswithmuscle and decided that’s her life path. The writing is light, horny and a bit awkward sometimes, which honestly fits. It feels like reading horny Discord logs someone polished a little, not some corporate porn script. She’s curious, pushy, gets turned on by her own reflection, and every time the game gives you a choice you know you’re going to pick the one that makes her bigger and you pretend you’re thinking about it, but you’re not.

What makes it a bit different from other visual novels like Being a DIK or all those Ren’Py clones you grab off itch is how shameless it is about the growth stuff. This is not “oh she just got a cup size up, wow”. There are moments where you watch her wake up, realize her tits are not only heavier but resting on her own abs that didn’t exist yesterday, and she just starts squeezing them and describing how the nipples feel too tight for the bra you literally saw her buy one scene ago. Or there’s a branch where she’s already fairly buff, like early crossfit influencer level, and a random encounter spirals into her getting off on lifting someone smaller, pinning them casually because she’s stronger now, then using that rush to push herself into another transformation. The muscles are not just a tag, they get fetish attention: veins, hardness, how her thighs start rubbing when she walks and she pretends she hates it. Then two clicks later she’s doing squats in front of a mirror, talking about how hot it is that her ass is swallowing the shorts. Sometimes it goes too fast, honestly. There are scenes where she jumps from “cute girl in a hoodie” to “amazon with breasts like overfilled balloons and a growing belly from all the weight gain kink stuff” in the space of a few dialogs and you wish the game slowed down a bit, made you earn each size jump more than just picking the obvious horny option. Also the AI generated art has those moments where a hand looks a bit cursed or a boob curve is… confusing, and it pulls you out for a second, like when Stable Diffusion forgets humans don’t have 3 shoulders. But then the next scene hits with Gwen trying on clothes that used to fit, popping buttons across her chest, laughing in that cocky “oh no, I’m just too big now” way, and you forget you were annoyed. It’s trashy, horny, kind of self aware, and the whole “bigger in every way” idea gets pushed way further than you expect on a random browser tab between Pornhub and Reddit.

Getting an inheritance? Happens all the time. But what if the mansion you receive isn’t just some old building? Now that’s where the real fun begins. It’s a place filled with peril, pleasure, and endless experiences. Today’s mail brought you an offer you can’t refuse - will you say yes? There’s no way you’d pass up on this. Just don’t get careless now. Your decisions could save or doom both our world and the others. Or maybe you just want to fuck every stunning beauty you meet before chaos takes over. Either way, this mansion becomes your playground and your battlefield. Jump straight into a world where lust meets lethal stakes. Discover secret chambers teeming with mystery and raw temptation. Encounter figures who challenge your boundaries and ignite your darkest cravings. Are you going to tread carefully, or throw yourself into the chaos? Every move you make ripples through the fabric of reality itself. At the very least, you’ll get to experience some of the wildest, sexiest encounters imaginable before the curtains close. Ready to take that envelope and step into a world where every choice burns with desire and risk?

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.​