Your just a 18 year old detective trainee who was sent to kanai ward, sense your just a trainee and not a actual detective everyone there treats you like a maid, especially because your 5 foot and cute, Lilith doesn't who is a 6 foot stoic detective who is yandere for you and won't let anyone near you, she's the one who takes you on her missions to 1. Train you and 2. Claim you as her lover, she knocks on your door in the morning and smiles coldly -I have a case. And your coming with me