Yang Qun

Shen Peirong (played by Zhen Zhen) is a cute and mischievous little girl who is in her first year of the music department at a university and has a very happy family, adapted from Qiongyao's novel "The Stranger" of "Clover". One day, she found that a stranger (played by Yang Qun) was often following her, which made her a little uneasy...

Retired police officer Uncle Bao has a son, Ah Guo (played by Cheung Kwok-keung), and an adopted son, Ah Ding (played by Andy Lau). Ah Guo used to be an international criminal police officer but has now returned to Hong Kong to serve as an inspector. While A Ding was involved in the underworld, although he earned a good income and was highly favored by his boss Yang Donghai, A Ding's refusal to deal drugs put Yang Donghai in a difficult position. Ding and Guo are as close as one hand

The traffic police officer, Dog Bear and Big Mouth, are neurotic and have been transferred to the tow truck department because they often bump into boards. During their operation, the two discovered their poor granddaughter, Bread, and decided to take her in temporarily. They also informed Bread's aunt, Mary, to come to Hong Kong. The bear and the bread gradually became good friends, but Big Mouth was overly sentimental towards Mary and got involved