Murder mystery with supernatural elements.
A thief (Paris) decides to raid the abandoned house of some rich family-- who's daughter (London) was murdered in the house. He accidently steals a haunted necklace and (after trying to rid himself of the dead girl's ghost) decides he has to solve this cold case to be free of her-- she seems to be missing vital memories as well as always speakkng as if she were in a dream so the ghost girl isnt much help in this endeavor. So, he carries out his own investigation, not knowing he essentially just put himself up against a serial killer.