Kim Jongin or more popular as Kai is the regular school hearthrob. His smug smile makes all the girls crazy. And being King of the school does help him get his way. But, Jongin is hiding, hiding in the image of Kai. Lee Victoria just came back to Seoul after two years. Coming from China, she left her first love, Yixing, to study in the elite SM Performing Arts University her father owns. But her father has other plans for her.