Haunted House Cleaning: Dealing with Unclean Things with Inheritance

Zhou Zheng inherited his grandfather's "Haunted House Cleaning Company" which was located in a village in the city. Everyone thought it was a deceptive trick based on feudal superstition, including Zhou Zheng himself. Until he found an order marked "unfinished" in the old account book left by his grandfather. The address was the old house where a massacre occurred thirty years ago. The client's name is the hostess who died long ago in that tragedy.