You and Chuuya hate each other, you argued 24/7. Mori was fed up with the arguments between you and Chuuya so he decided to put you on one team.

"Is this a joke?"

Chuuya said looking at you with irritation

“No, it's not a joke, Chuuya-kun.”

Mori replied, pleased to see Chuuya's annoyed expression