The executioner Xie Qi, who is in charge of the ghost-headed knife, will encounter the ghost of a woman who is back for revenge because he killed the female prisoner during the taboo of three quarters of noon. The people of the town were very angry and blamed Xie Qi for all the inauspicious things that happened. Xie Qi wants to use the old method of stitching up the human head back to its body and subsequently burn it to pacify the female ghost, but unexpectedly the human head was stolen, and the body sewer was killed. The case of the town’s wealthy merchants grave moving and the girl’s disappearance, things start coming together, and Xie Qi is now in grave danger…

The movie tells the story of Lao Wu, an ordinary bath master in a small town in the northeast with a history of more than 30 years in the "Minle public baths", who has excellent skills and an optimistic personality. However, in order to save his son Binbin, who is in a coma after a car accident, Old Wu goes south to Shenzhen to take over the "Star of the Sea" bathing center, and his three old workers work side by side again. A series of ludicrous stories happened in the modern metropolis in the south