When two brothers are forced to fight in the Korean War, the elder decides to take the riskiest missions if it will help shield the younger from battle.

Yoo-Suk looks for a girlfriend who disappeared. Ae-Yeon has a fake diamond which her ex-boyfriend gave to her. Ae-Yeon was dumped by her ex boyfriend. Byung-Chan does not believe in love. Bok-Nam is in love with a friend of a friend.