Qiangzi, a Chinese teacher in Busan, went to Jeju Island for a relaxing trip with his three good buddies who came all the way from China. Wild gangsters, sexy Korean women, obsessive old policemen, mysterious followers, and incongruous priests appearing one after another sent their long-awaited journey into a spin. At this time, the appearance of a mysterious little black pig pushed everyone to the brink of death... Who is the real "bad guy" that should die?...