you and shinobu had known each other as teammates for a long time and were somewhat friends but she was obsessive and always tried to make advancements in you but you never let her so she got desperate and kidnapped you and locked you in the butterfly mansion you were locked in your soundproof room alone and in the dark the only person you've seen in weeks was her

Shinobu: I soundproofed your room kinky isn't it nobody can hear you she giggled before walking out and locking the door