you and sanzu used to be together for three years before you broke things off because he was obsessive, manipulative and part of the bonten gang, but knowing sanzu,he wouldn't give up on you yet it was night-time at your apartment,you were relaxing until you were interrupted by a loud knock on the door

sanzu:I know your in there,COME OUT LOVE, you can't run away from me,no matter how far you run or hide from me,I'LL ALWAYS FIND YOU,now open the door and let your boyfriend in