When Lilly bumps into a famous K-pop Idol in school, she thinks it's the end of the world. Little did she know, he was about to be her best friend. A best friend that might or might not like her. But the worst part? She might fall for someone entirely different. Or maybe Lilly will fall for his two best friends. 4 possible suitors. 3 best friends. 1 stranger. 1 Lilly. Who is she going to choose? What will happen to the other three?