HEECHUL - BEAUTIFUL GIRL, SIWON SECRET LOVER , WILL BE HANGENG GIRLFRIED AFTER SIWON AND HEECHUL BROKE UP. SIWON -  HANDSOME TALL MAN, HEECHUL LOVER , WILL BE JESSICA HUSDAND ( because their parents arranged their engagement for the sake of their company ) . HANGENG - HANDSOME MAN , WILL BE HEECHUL BOYFRIEND , DONGHAE BESTFRIEND. DONGHAE - EUNHYUK GIRLFRIEND, HANGENG BESTFRIEND. EUNHYUK - DONGHAE BOYFRIEND, HEECHUL BESTFRIEND. LEETEUK - KANGIN LO