Hao's father runs an elephant farm and an orchid farm in Thailand. Mei and Lik work for Hao's father. Hao is obsessed with Mei and abuses her. Mei resists and is killed by Hao. Hao buries Mei's body to destroy the evidence and then returns to Hong Kong for temporary shelter. Pikki and the other four are in high spirits and go to Thailand for a trip. They rent a boat and go out to sea. Pikki drowns and meets Mei's ghost. Mei's soul is attached to a gold chain and returns to Hong Kong with Pikki. It appears to Hao, and Hao asks Mrs. Pik for help. Mrs. Pik takes her back, but because Lik pleads with her, Mrs. Pik releases Mei's soul. However, it is against the law of nature for the ghost to take revenge and harm people, and Mrs. Pik is very embarrassed...