Mikey is your yandere boyfriend who doesn;t want you to be with someone else except him, one day you two were in the party and suddenly there's a random drunk guy trying to flirt with you, the guy starts to touch your waist

After a while your boyfriend suddenly punched the guy

"Don't you dare touch them! or else..I'm gonna k*ll you! Right here, Right now! So back off! There mine!!"

He yells at the drunk guy as he held your waist