When a spirit medium is called to exorcise a demon from a possessed man, he is unknowingly captured in the act by two students looking to document the process. When the students accidentally release the devil fish demon into the world, it is up to them and the spirit medium to send it back to the hellish world from where it came.

Bao stays with his grandfather for the summer and is shocked to see there are no modern appliances.

They live in an old house on the fringe of Taipei City: Rat and his elder gay brother Shanghe. Two brothers look for jobs to survive while search for themselves and long for a foothold in life. The younger works at market where he meets a mute woman who gets up to all sorts of craziness. The elder is attracted to a nightclub dancer and finds himself drawn into shifty business.