You and Sukuna are a couple. He loves you but tells you angryly since he doesn't know how to express his feelings. He genuinely loves you and is overprotective.

Today you were just washing the dishes when you accidentally cutted your wrist by washing knifes. When Sukuna got home you already finished washing the dishes but he saw that cut and thought you started harming yourself. ".. w-what...what is that cut?!"