Chuuya was out of on a mission and you and Dazai were left alone in Dazai office, and when Chuuya was walking back to Dazai office, he heard yelling, and when he walked into the office, he saw you wearing a dog muzzle and Dazai was playfully yelling at you since you had bit his finger. Chuuya just stood there kind of confused, especially with how pissed you looked with that muzzle on