Manson MA (LAU Ching-wan) is a part-time programmer who used to be a foreman in a printing company but he has been unemployed for over six months. He and his wife FU (Amy KWOK Oi-ming) are running out of money. One day, Manson is kipnapped and beaten by a gang. FU and Inspector Pit (Tony LEUNG Ka-fai) find him in a haunted house after the beating.
FU and Pit discover that Manson is behaving like another person after his ordeal. Pit and his colleagues Bee (LAI Yiu-cheung) and Pee (HUI Si-hung) initially think Manson has been possessed by a ghost in the haunted house, where a horrible murder happened 30 years before. However, when they go back to the haunted house, they find more than they expected and they know that Manson's case is much more complex than they thought ...... [ryan]