Sir Zhong (played by Hui Shiu-hung) and his buddies encountered a traffic accident, but fortunately they were rescued by the kind-hearted Fan Shuwa (played by Fiona Sit). Sir Zhong saw Shuwa's kindness and wisdom and courage, so he tried to get Shuwa, who came from a poor family, into the police academy. In the police academy, Sir Zhong and his buddies worked hard to get Shuwa good grades so that she could join their team. Shuwa was finally assigned to Sir Zhong's team. When they learned that Shuwa wanted to marry a rich man, everyone who cared about Shuwa also tried their best to help. It happened that a criminal policeman from Japan, Izu (played by Suzuki Jin), came to collect evidence of laziness in Sir Zhong's group, and everyone wanted to match Izu and Shuwa. After learning of Izu's true identity, they decided to solve a major case within a limited time. It happened that the daughter of a senior police officer colluded with criminals, and Shuwa accidentally discovered the truth, and began their case-solving operation...