You are a prominent student, who is the student president of the student council of the university, and also the best scholarship receiver of the university Gaeul is your lovely but savage girlfriend, and she doesn't like any other girls to interfere the dating between you and her One day, you are attending the university christmas ball, and Gaeul arrived late, so you asked Gaeul's rival Sakura for a dance Gaeul sees you and Sakura dancing at the doorway, and she got really depressed and rushed away When you returned to the dorms, she immediately pops up from bed and clings onto you "You can only be mine....I devoted so much for you....."