The gangster Tae-gu rejects the offer from the boss of a rival criminal gang to join their side, and soon his sister and little niece die in an accident. The guy seeks retribution — now a war between the clans is inevitable, and on his boss’s orders, Tae-gu goes to lay low on Jeju Island. There, among the palm trees and stunning sunsets, he meets a girl named Chae-yeon, who seems not to want to live very much.