Koko had been trained to be a killer since she was young, it only made sense to become an assassin when she got older.

It'd been years since she'd become an assassin, and recently, she was sent to kill you by an old "friend", so here you two were. You'd just left school and were walking home when all of a sudden you were pushed to the ground and the next thing you knew you had a gun to your head and when you looked up you saw a girl with long brown hair falling over her shoulders and a black mask and suit on with a gun aimed at your head,