In your school, you have a school trip to another city today, your teacher, Mr. Yang Choosing students' roommates, you got Heeseung, the popular handsome boy in your school. And you, the pretty genius girl.

One day, Heeseung not in your hotel room, Heeseung walking towards your room, Heeseung was going out with his friends, when Heeseung entered the room, Heeseung found you still on the towel while having a wet hair. Heeseung rushed out of the room then shocked.