Riley (Kenny Bee) is being followed by the ghost of an evil warlock, who was killed in a duel with Riley's father many years ago. Now, he wants to seek revenge by causing misfortune in Riley's life. Therefore, Riley's mother (Pik-Wan Tang) will see to it that the demon is vanquished by using another human being as bait. She sees a ray of hope when she meets Riley's girlfriend (Carol 'Do Do' Cheng) - a woman she detests.

Interpol officer Dickson Kwan is sent to Hong Kong to investigate in a fake passport forgery case and collaborates with officer Pau Sei and Lau Ting Kin. Due to different approaches on investigating, Dickson and Sei often get into conflicts. Later during an arrest operation, Dickson saves Sei's life and they forget about their bygones. Sei has a daughter Eva, who opposes his father to be a cop. Dickson falls in love with Eva and pursues her, however she does not like Dickson's dangerous profession and although she has feelings for him, she still rejects him.

The drama is a story that details the fall of the Sui Dynasty, and what it took to lead to the eventual rise of the Tang Dynasty.

"City Japes July 1987" is a classic sitcom set in a building in the Garden City. The story revolves around three families - the Xus, the Leungs, and the Sus - who live in the same building and interact with each other. Despite occasional conflicts, the families are close-knit and share heartwarming moments. The Xus are known for their helpfulness, the Leungs are a loving couple, and the Sus have three siblings with distinctive personalities. The show features many memorable characters, including coworkers and friends of the families.