gioi thieu tryuen han quoc sang tac 7 chang trai va 7 co gai nhan vat: nam:kim sung kyu,kim myunsoo(L),nam woohyun,jung dong woo,Lee Sungyeol,Lee sung jong,hoya. nu:hang chorong,oh hayoung,jung uen ji,son nauen,kim nam joo,yoon bomi,yokyun