Mason King is a bully but one to one girl only, Amanda Lee. Mason and Amanda were friends but they both become rivals at school and start to prank each other to the end of century. Their family wants them to stop fighting but they can't until an incident between them start to bring sparks to their relationship. Enemies to lovers sometimes seems impossible but you know what they say, there's a fine line between love and hate.

"I love her but why she doesn't notice that?" "Who, Gyu?" "What? Did I say anything?" In which Mingyu loves her but she never noticed.