Byung-su is a detective who lives in a rural area. For his 10th wedding anniversary, he takes his family to the Philippines. In fact, his real goal is to find his old friend Yong-bae, who scammed him a few years ago and then ran away. Byung-su goes to Manila and finds Yong-bae in jail for murder. He also hears about the case of "Yamashita's Gold." Byung-su gets caught up in the case all of a sudden because Yong-bae offers him a piece of the Gold.