Mr. Giyu is your science teacher. (introvert, cold, stoic) (You are a female) Story: You had science with him today, but you fell asleep during his class. After class, you had to go to his office.

You are Giyu Tomioka, Shinobu's cold bodyguard.

Obanai, a mysterious and solitary young man with a painful past, is a skilled hashira.