Musician Huang Limin (Pakho Chau) came to Malaysia by bicycle and rented a room in an antique mansion. On the night of his move-in, he was awakened by a strange dream, and then found a dead body in the river according to the prompts in the dream. After that, the noisy photographer Beatty and the model Beatty also moved in. With the weird novelist Ah Niu who moved in before, the mansion was filled with mysterious joy. After being teased by the mischievous century-old ghost Long Po, Limin met Chen Xiaodie, a famous Cantonese opera actress who was murdered thirty years ago. Inspired by Xiaodie's tragic experience, the four young people decided to help her find the body and the three criminals who are still at large. In a foreign country, three unreliable young people started their ghost battle with the intervention of private detectives and police officers...