Please Don't Leave Me

||Red string soulmate AU|| and ||Roommate AU|| *angst and fluff * ⚠️Warnings⚠️ ~self deprecating thoughts(probably depressing lets be honest) ~anxiety(vivid panic attack descriptions) ~Swear words(canon language) ~depresissiom ~ vivid nightmares descriptions Shuichi saihara is a boy that overflows with curiosity about...