Aron, an American-Korean boy who has been bullied by a gang in his school. A very patience boy. He never reports to his teachers about the bullying. He keeps everything by himself.

Minhyun, a Korean boy who bullied Aron everyday with his gang. A very cold and mysterious guy. He hates his own father. He never falls in love with a girl until now. 

Taechan, a Korean girl who is bubbly and have a fun personality. Since her first day of school, she has been bullied by Minhyun and his gang too. She never cares about the bullying.

Aron falls in love with Taechan and always protect her from Minhyun's bully. But, when the incident comes, and makes Minhyun changes his feelings to Taechan, who will Taechan choose between them? Aron, who always protect her? or Minhyun, who has a secret feelings to her?