The film tells the story of Jiang Shuo, a well-known "Mr. Haunted House", who "married" a deposit to buy a "luxury mansion" and went to see the house with his partners Qin Yiheng and Yuan Zhen. Jiang Qin and others came to a gloomy and strange old building during the traditional festival "Ghost Week" and were involved in the curse of "Pibagong". A huge conspiracy was quietly brewing around them... The IP stories of "Notes on Haunted House" are mostly based on real events experienced by the author Ershisan. The business of buying and selling haunted houses is professionalized, and the mysterious professional vision of "Mr. Haunted House" is used to unfold the strange picture. The hazy and mysterious past secrets under the background of "haunted house" cast a strong suspenseful color on the film. The audience's curiosity is aroused through strange and bizarre folk elements. There is no lack of mysterious Chinese horror elements such as the fight of demon pestles, feng shui gossip, the opening of the ghost gate, and the road to the underworld, which pry into the unknown secrets of the haunted house buying and selling industry.