Imagine opening a game and it’s just you, a half-busted “multiverse travel” console, and a brothel that somehow has the paperwork to import girls from basically every anime you’ve ever jerked off to. No big story lecture, no long intro, it kind of throws you in and lets you figure out how horny you actually are. One moment you’re flirting with a shy half-elf swordswoman that looks suspiciously like she walked out of a certain MMO show, next moment you’re getting bullied in a good way by that smug tanned gremlin type who calls you out for being a perv while sitting in your lap. The tone jumps around a lot: one girl acts like a sweet vanilla waifu, offering gentle dates and handholding and kissing under fake neon stars, and then you switch room and the next one is a sadistic bossy heroine from a battle series who wants to see you squirm, edge you, make you beg. It feels like opening too many tabs on nhentai and just pressing random, but somehow with a dating sim structure trying to hold it together. Sometimes it works. Sometimes it’s chaos. Honestly that’s part of the charm.

The “brothel” part is serious. You’re not just collecting waifus like a clean gacha, you’re negotiating what you want, how filthy you want it, how far the scene should go. One route I did started super wholesome: shared bath, small talk about her original world, she’s embarrassed you’re staring at her tits, all that classic anime blushing. Then like three dialog choices later I’ve got her riding me on some weird magical device that looks like a cross between a sci fi chair and a torture rack, moaning loud enough the receptionist complains. Another girl, the big titty demon type, actually invites you to use the “teleport” to visit her original universe, which is just an excuse for fucking in crazy places: back room of a guild hall, on a flying beast, behind a castle during a battle where people are literally dying in the distance and you’re too busy pulling her hair. There’s romantic stuff too, slow dates in fake city streets, sharing drinks, teasing handjobs under the table, but the game clearly prefers when it gets nasty: spit, messy blowjobs, tits bouncing out of ripped outfits that fans will recognize in half a second, stocking jobs, being sat on by thick thighs until your vision goes white. It even lets you act like a total degenerate and request specific fetishes from a menu like you’re ordering delivery, and sometimes the girl reacts in-character which is way hotter than it has any right to be. It’s rough around the edges, UI clicks weird, some scenes feel like they were written at different times by different horny people, but in the end you’re still there, dick in hand, flirting with a smug multiverse receptionist and trying to decide if tonight is for a clingy magical idol, a crazy yandere-type redhead, or that stoic swordswoman who pretends she doesn’t want it while her body’s shaking against you.

I opened it thinking it’s just another idle clicker with anime boobs thrown everywhere, but the first ten minutes already had me whispering “okay what the hell” to myself. The girls don’t act like props here - they flirt back, tease you mid-upgrade, moan when you tap too long (yeah, that startled me), and somehow make grinding coins feel way filthier than it should. It’s not even about the money; it’s how their eyes change when affection stats jump. I swear one Rin lookalike gave me more emotional damage than an entire season of Fate. Then there’s this fake loading bar that creeps up while Mitsuri blushes in the corner - almost hypnotic, makes you forget what you were doing before it even ends. And somewhere between clicking outfits and rubbing the screen for “bonus affection,” you start wondering if it’s still a game or just you getting baited by pixels smarter than they look.

Not every girl hits though. Some voices loop weirdly, like Hinata whispering three lines too many times until you finally give up and mute her - only to unmute right after because silence feels wrong. One of the characters (don’t ask which, long story) breaks into giggles right before the blowjob scene unlocks and honestly? That threw the whole mood off and made it even hotter? Don’t think I’m proud of that. There’s something charmingly trashy about how the animation jerks for a split second during climax, like the devs decided realism isn’t the point here, rhythm is. Oh and those ridiculous costumes - sailor outfits, maid aprons that seem allergic to fabric - they look stupid in screenshots but perfect when she leans forward on your screen asking if you “need a break.” I said yes and then didn’t.

Anyway, I keep telling myself I’ll stop at one more affection level, but then Lucy or Erza appear and ruin that plan entirely. The idle part never really feels idle once you catch yourself grinning at nothing. It's uncomfortable how much personality leaks through these caricatures. They shouldn’t feel this alive, right? But they do, and that’s the trap.

Lazuli looks like the kind of alchemist who should be locked inside her lab for public safety, and honestly, that is exactly the mood of this game. You’re not some heroic savior or chosen one, you’re this horny, half-mad futa/trans genius who finally got her stupidly named “Cumcoction” to work, and now every girl from every fandom you ever bookmarked on Pixiv is basically walking research material. The story doesn’t quietly tiptoe into sex either. One moment you’re mixing weird glowing fluids on a table full of dirty glass, the next moment Tsunade is staring at a bottle like it’s fine booze and you’re already planning whether you’re going to test anal, a titfuck, or just see how fast you can get her on her knees. It’s very “oops I corrupted your favorite waifu”, except there’s zero oops and a lot of “I knew exactly what I was doing”.

The way it jumps between worlds is kinda funny if you’re used to those long, serious crossovers where people argue about power levels. Here it’s just, “alright, now we’re bothering Hinata”, “okay, now we’re messing with Lucy and Mirajane and probably Erza in the background”. One scene you’re in something that feels like a cheap back alley in Konoha, next you’re in a place that might as well be Fairy Tail’s guild corridor, then it’s a Pokemon style route where girls like May, Dawn, Serena, Nemona and Nessa keep ending up alone with you way too often for it to be an accident. Lazuli treats it all like a long horny experiment. You have her brewing new versions of the potion, combining mind control with blackmail, adding just a bit of sleep sex “for science”, then cranking up voyeurism by letting you watch as your corruption slowly changes how they touch themselves when they think nobody is looking. Sometimes you get these small, stupid moments that stick more than the big orgies, like when Inko is trying to act proper and then suddenly she’s grinding on your hand while mumbling that this is wrong. Or when Wendy Marvell, tiny and shy, ends up in a group sex scene that feels way too big for her, but the game just leans in and goes “yeah she’s taking it, stop pretending she won’t”. It’s rough in tone, not romantic, a lot of harem vibes and sharing you around, but then there are weirdly soft bits, like when Juvia or Lillie or Marnie start blushing and you almost feel bad right before you shove another dose inside them and push for creampie number whatever. And then you remember Lazuli is a complete pervert who masturbates in her own lab between tests, so guilt doesn’t really belong here.

What sells it for me is that the corruption is not only “now she likes sex”. It’s also transformation of personality, twisted step by step. Sakura going from tsundere annoyed to straight up addicted to your cock. Android 18 starting all cold, then slowly agreeing to stuff like groping in public or sharing you with someone else just because it turns her on to know other girls are ruined too. Nico Robin pretending it’s a simple information trade, then her mind slipping once the Cumcoction hits and she’s begging for more vaginal and anal at once while still trying to talk like a scholar. You get futa-on-female stuff when Lazuli uses herself, but sometimes she flips it and gives others a “dose upgrade”, and suddenly Naruko or Kushina or even Sarada get a dick and you’re watching them rail another girl senseless. The scenes tend to escalate quick, from a simple handjob in a quiet corner to hungry oral sex, then a messy creampie, then Lazuli calmly taking notes while someone is being used as a cumdump by the whole little harem. It’s definitely not gentle romance, but as a pure romance seeker I still liked finding tiny honest reactions under all the filth, like Mirajane giving this faint smile when she realizes she actually likes being corrupted, or Bianca acting tough and then melting the second you pin her and go in raw. It’s dirty, chaotic, inconsistent, and sometimes feels like the story was written after the porn, but that kind of fits this crazy alchemist girl who treats every big ass, every pair of big tits, every new mind she breaks as just another variable in her long, sticky experiment.