A hit man named Kai flies into Bangkok, gets a gun, and orders a cab. He offers a professional female driver big money to be his all-night driver. But when she realizes Kai is committing brutal murders at each stop, it's too late to walk away. Meanwhile, an offbeat police detective races to decode the string of slayings before more blood is spilled.

Him, Dean, Chopper, and Kane, four best friends meet again at the funeral of Dean's mother. They volunteer to stay with Dean, who is left alone at his house in Ayutthaya, and help Dean with his things as Dean intends to sell the house. As soon as they step into the ancient house, a strange phenomenon begins to emerge, especially after Him accidentally puts the sacrificial manohra dancer's chada on his head. The spirit of the dancer follows Him without stopping.