Baek Yoonhee had to transfer schools because her family had moved to Seoul. Despite hating to leave her high school friends, she was anticipating her new high school life in Seoul. Upon stepping into SEVENTEEN High, she hears about the three popular guys in her school that girls go head over heels for them. At the same time, Joshua Hong, who came from a wealthy family had transferred to SEVENTEEN High as well. Due to his family background, he had difficulties settling down in his previous schools because of how the other students view him. How will things turn out for them?