this play is a youthful love comedy about four men and women. beautiful girl yuling (played by lee dahae) is a tour guide for a travel company. she is enthusiastic and generous and "tricky"; gongchan (played by lee dong-wook) is a rich child, handsome and elegant, typical diamond king wu; shixian (played by park shi-yeon) he is a famous korean beauty tennis player and gongchan is also against his ex-girlfriend. after leaving his boyfriend abroad for a competition two years ago, he has a remarkable record and is about to return home. jungwoo (played by lee jun ki) is a playboy who plays the world, and is unruly by nature. yuling, zhengyu and gongchan, who had never known each other, met separately, and a love farce began.