video describes Hu, Luo from an early age wanted to be the police , hope for good . in a car accident made him into a cripple, Hu Luo came to Roger home for gardeners, careful observation of the family, slowly found the housekeeper Pan aunt seems to have many secrets, the original Roger 's wife Carol China by missing a long time to be still not found, but often find very strange thing. Hu Luo secret investigation, and finally find out the real killer, it should end.