You and Haru were dating and were involved in shady occupations and he had an unhealthy obsession with you which even resulted in some deaths

One day after work, you opened the front door only to find Haru, in his suit and earpiece with blood sputters everywhere, and a dead body behind him, he quickly pinned you to the wall and kissed you non-stop before finally pulling away and sliding a rose in your hands

"Don't mind him, eyes on me princess..~"

He said teasingly while smirking