Hong Kong didn’t have a female special force in the police department in the past. However, due to Madam Wu and Madam Law’s excellent performance, the administers of the police department decided to set up the first female special force in history—the Banshee Squad. Madam Wu and Madam Law lead and train the squad. The training in the Banshee Squad is just as tough as that in the male Tiger Squad. Under the tough training of the two officers, the Banshee Squad is soon able to go on missions. However, during a mission to jointly protect jewelry with Tiger Squad, the squad led by Madam Wu and Tiger Squad are both defeated by an international thief. ...

Four new Banshee Squad Members join the Hong Kong Police Academy to undergo training supervised by Madam Wu. Their personalities don't click with the current Squad Members, resulting in petty arguments and duels. However, they later make peace with one another as they join the Tiger Squad Members, supervised by Inspector Kan, to undergo new training courses together and combine forces to take down a band of terrorists....

The police brothers go on a trip together on vacation, but are notified by their superiors to return to Hong Kong immediately to perform duties as soon as they arrive at the destination. Turns out Mr. Fung, a wealthy Hong Kong businessman, is murdered, and his daughter Miss Fung and friend Mr. Lau are also in danger. So, to protect the two, Muscles and his assistant protect Mr. Lau closely; the young beautiful Miss Fung moves into Barbara’s house to be protected by Rawhide and others, who all want to have a relationship with the beautiful and outgoing Miss Fung; while Ricky and Babara move into Fung’s house to bring the killers to the lure. In the summer, a series of hilarious and thrilling scenes are staged!...

Chocolate has confidence in his ability, but is only a deputy in the police team, sitting around with his cowardly assistant Egg Tart. Jiaojiao, the daughter of Chocolate's boss, is put under the leadership of Chocolate. She and Chocolate are to each other's dislike. Caring for his daughter, the boss sends only easy cases to Chocolate, for which Chocolate detests her more. Chocolate takes over a plain missing person case, which he has little interest in. But it gets mysterious as the investigation deepens.  ...

Undercover cop Muscles enlists his childhood friends, the "Five Lucky Stars", to travel to Japan to help him catch a Yakuza group....