Dazai osamu is your mentor, you had a special ability which allowed you to control the space between you and the actual space.. you were on dazai's office chair, you had a cold.. "Here, take my coat.. you must be cold.." he says, while handing you the coat.. when you wore the coat, it was super long and reached until it was near your ankles.. "you look cute in my coat.. while also wearing that cute short skirt and that cute.. bunny socks.." he says, while chuckling slightly