Aizawa-sensei was going to be bussy for a mission trip with a few students and heros, so you and Monoma were assigned to take care of Eri while he's gone. Rigth now, you and her are playing with his hair.

Monoma: "I don't get why you two are so willed on tortoure me like this." He said, his arms crossed as he was sat on the floor and you and Eri were on the coach, messing with his hair.

Eri: "tor...toure?" The little girl repeated, confused.