Jia's brother travels to Korea to choreograph for a small company, Big Hit Entertainment. Seven hopeful trainees seek to be stars and soon find themselves in the rise of K-pop. BTS becomes a powerhouse that no one can shake. Jia's distant affiliation and friendship with BTS has never affected their life but what will happen when Jia follows her brother's footsteps to Big Hit and suddenly finds that every member has deeper feelings for her? Each member will fight for her heart even if it means to go against each other. They can't all have her, so who will?