ChangJo is a member of Teen Top

He have a girlfriend named Sunhwa.

They are both in their 2nd year in Gyeonggi High School.

3 mischievious boys,named Himchan , Jong Up and Zelo will do anything to get what they want.

2 girls named Seungyeon and Woori is a part of the group of the 3 boys.

They are in the 3rd year.

Their mission is to make Sunhwa and her friends fall.

Seungyeon and Woori is jealous of Sunhwa as every boys in the school love her.

3 weeks later,

Exo came into the school.

All the girls started to admire them but the boys don't bother them.

The first thing they look at was Sunhwa!!