Okay so you know how sometimes you mod a game and the physics just go completely sideways? That's the energy here, but intentional. Samus is on a beach, blonde hair, massive boobs, the whole deal, and there's this alien... thing. Tentacles. Obviously. It's not trying to be a real Metroid game, it's a parody hentai sandbox where you just poke at her until things escalate.
The costume choices in 1.5 are actually kind of funny. You can cycle through different colours like you're customizing a fighting game character, but the real mechanic is the undress-able clothing. You click and drag bits of her suit off piece by piece. It's janky, sometimes the fabric snaps back for no reason, but when it works it's satisfying in a weird, tactile way. I spent way too long just making her top half one colour and bottom another, like I was designing a terrible beach outfit. The penis colour choices too. Why is that an option? It's absurd. I picked a bright purple one because it clashed horribly with the sand and I couldn't stop laughing.
The groping is exactly what it sounds like. You click, things jiggle. The unli-cumshots tag isn't lying. Once things get going with the tentacles, it just... keeps going. There's no meter, no limit. It gets messy fast, covering her in a way that feels more comical than hardcore, like someone turned a hentai trope into a screensaver. As a queer rep watcher, the inclusivity here is... absent. It's pure, unapologetic male-gaze fantasy with a singular focus on Samus's body. No nuance, no alternative perspectives. Just blonde, big boobs, and alien appendages. Which, for a parody beach vacation setup, is almost refreshing in its honesty? It doesn't pretend to be anything else. The whole thing feels like a fever dream you'd have after falling asleep watching a speedrun and leaving a very specific browser tab open.