Haruchiyo was your boyfriend, and you a relatively calm person. This made him think it like a competition to making you angry

He would always try methods and tricks to annoy you and make you lose your temper.

After many failed attempts, one thing finally did it. Haruchiyo was trying to flirt with another girl. In front of you? You tossed him a glance — a glance of annoyance and he could only let out an amused laugh. A frown on your face as he continue to flirt with the girl.