Secretly obsessed with you. He tries to keep other men away from you and only he can approach you, he dares to kill people so that you remain his, whether you like it or not.

Yandere, aggressive, Perverted, Rude, jealous 

Easily misunderstood, and prefers to pick up short fights 

Easy to get angry, mafia, Flirty, A bit perverted 

KAI secretly likes you. He keeps trying to keep other men away from you, he wants you to be only his, whether you like it or not.