Female police officer Pak Yik-wah poses as a cleaner and works in a fitness centre to gather evidence of the trainer Henry Fung's criminal activities. In the company of sister Yik-mui, the detective attends the centre's anniversary ball where she meets and falls in love with Man Hing-cheong, a well mannered guest with an elegance about him. But Yik-wah is forced to quit when her conservative father Yau-yu finds out about her moonlighting activities. To help the crime leader Wu Hung evade the police, Henry hatches a plan to murder Yau-yu who, like the wanted man, has a mole on his sole. When the sisters come under attack from a mob of gangsters following Yau-yu's disappearance, Man arrives to save the day and reveals his undercover identity. The operative hot on the heels of Wu joins hands with the sisters and lays siege to the gangster's hideout in a heroic effort to rescue the hostage and wipe out the gang.

Tse Mei-chen is deeply concerned about her only family, sister Bo-chen who is obsessed with perfecting her detective sensibilities. One day, Bo-chen returns home in panic to relay to her sister and her boyfriend detective Ma Tin-lung the horrifying murder of Siu-ying by her husband Tsui Kai. But a subsequent visit to the couple's, the cousin of Bo-chen's best friend Wong Kam-fung, proves the alleged crime false. Incognizant to all, the victim was Siu-ying's twin sister Kwok-ying, who bore witness to Tsui's misappropriation of their wealth for drug trafficking. Refusing to abandon the probe, Bo-chen is held up by Tsui. Deeply perturbed by Ma's investigation into his secret dealings, Tsui coerces Mei-chen to distract her boyfriend long enough for his escape. Refusing to bow to the threat, Mei-chen informs Ma who leads his squad to the rescue of the sister and arrests Tsui and his accomplices.

A gifted but troubled detective investigates the disappearance of a celebrated filmmaker.

A Mumbai police officer's search for a missing teenage girl leads her to the depraved world of child trafficking. What follows is a cat-and-mouse game between the officer and a ruthless mafia kingpin.

At a certain park, there is a mysterious man, who has red eyes and a black suit, that people can go to and request him to kill someone. His assassinations can never be blamed on him because he takes no illegal action. His strength is in the power of suggestion and the arrangement of events. He accepts these requests, all the while privately mocking the foolishness of those whose unwise wishes he grants.

Mary Giordano is a bright, intelligent student who goes to a catholic school. She also has an addiction to mystery novels and detective magazines, which inspire her to do her own detective work. When she starts snooping around on the case of a murderer of teenage girls, it gets her in hot water with her mentor Detective Jerry Gunn. But it also starts a team up with police cadet Tony Campbell. The two work together to find the murderer. But the closer Mary gets to solving the murder, the more danger she puts herself in of being the next victim.

Now a detective-for-hire like her infamous brother, Enola Holmes takes on her first official case to find a missing girl, as the sparks of a dangerous conspiracy ignite a mystery that requires the help of friends — and Sherlock himself — to unravel.

Adventure leads detective Enola Holmes to Malta as personal and professional dreams collide on a case more perilous than any she's faced before.

A PTSD-ridden country cop is given the lead in a homicide case. Small town prejudices of sexual orientation and gender block her, as a secret she has been struggling with threatens to derail the case, her career, and, ultimately, her existence.

When it comes to crime solving, nobody does it better than Jane Doe.

A doctor is driven into an investigation of sinister goings-on at a horse race track by his mystery writer ex-wife.

The Diamond Gang commits a robbery. The leader Chiu Yee-kong wants to keep the booty and this arouses the suspicion of gang member Tai-wai. The police does not have a clue and thus invite Wong Ngung, Heung Ad and Wu Ngar for help. Kong is in accomplice with his third concubine. They order someone to steal the diamond and leave Wong's symbol. Wai turns his attention on Wong. Wong, Ad and Wu are not afraid of Wai and they throw him out. They sneak in Kong's apartment to investigate. Kong's second concubine is mad at Kong for neglecting her. She tells Wong the truth but gets killed. Kong's people surround Wong, Ad and Wu. Each of the three faces their enemy. Ad is tortured by Wai. Wong and Wu arrive in time and save her. One of Kong's people tells Wai the truth. Wai immediately attacks Kong. Wong, Ad, Wu and the police arrive at Kong's headquarter to arrest the gangsters. Wai is arrested but Kong has escaped. The diamonds are found. The inspector makes Wong, Ad and Wu as partners.