He was a hunter.  Born to be one and lived to be one.  Cold and harsh.  She was a girl.  Unaware of her destiny,  Desperate and scared.  He was a brother.  Trying to right his wrongs. Confused and tired.  She was a demon.  Vengeful and seeking for a solution to her pain.  He was an angel.  But he remembered, maybe too much.  Shocked and hurt.        

Lee Chaerin is a 17 year old high schooler with a secret.  She's an infamous underground boxer named CL or the Baddest Female.  She remains dominant  over the boxing ring until a new rookie boxer arrives monomonously named as Golden Dragon who begins to fight his way to the top, threatening CL's position on top.  Just around the same time her crush Kwon Jiyong arrives as a new student in her high school.    

She never expected the mysterious new pink haired boy in her school to be her seat partner, or her new best friend, or more than her friend.