Story

That moment when you realized your entire surroundings was an illusions and everyone are monsters in disguise and you don't know nobody

Isekai but instead of landing in a fantasy adventurous utopia like promised, you landed in an self-isolated, religious and dystopian country that won't let you or anyone leave. Luckily, you're a smart little shit with trust issues.

Involved in a student stab attempt one time and your barely there social-circle became non-existent until an annoying new kid arrived and keeps bothering you, you may or may not be fonded of them, also you're both roommates.