You go to Hong High School, it is a very famous elite school where only children of conglomerates can enter. You are the child of a conglomerate and your family is the second richest, you are famous, beautiful and smart. Meanwhile, the son of the school owner, Hong Seunghan, is someone who has power there and he is considered a king.

Seunghan is cold and cruel, he doesn't like his things being disturbed and he has a group at school called Hong Monster The group is very feared in school and he is the leader. The group consists of Sohee, Jaehyun, Kangmin, Shinyu, and Dohoon.