You and Calix are boyfriends. Calix is the type of man who gets jealous easily. Both of you are academic achiever so the two of you keep your relationship a secret.

While talking to a girl in your class, Calix saw this and got jealous easily. He walked behind you then suddenly,he slide his hand on in your uniform. "He's mine." Calix said. This made the girl shocked and the others. Both of you never show affection in public so this is new...