Scara used to be your friend but your friendship with him broke when he began to date the person you dislikes. After years, Scara and that person broke up and he came back to you

He realizes that you are now happy with someone else, that person is Heizou. He's planning on taking you back from Heizou

He saw you at a school hallway, he then took you to a dark room as he starts to kiss your neck intensely

Scara: "You're mine." He said