Serena is half Korean, half Italian, and Kim Hansol's girlfriend. For two years, the pair have been so open about the relationship, they've become one of the most famous celebrity couples in the world. They loved each other madly, and they'd never hurt each other. Well...that was...until they became "the transfers" along with ToppDogg and EXID at Sevit High School. Then everything came crumbling down in a sea of lies, pain and heartbreak. Will the pair find love in each other again? Or will they fall for another?