The best Kristy Yang’s crime movies

Those Were the Days... is a 2000 Hong Kong film directed by Raymond Yip. The film is a spin-off/prequel of the Young and Dangerous film series, as it follows the life of Chicken Chiu (Jordan Chan) before he joined the triads with the boss Chan Ho Nam (Ekin Cheng).

The Bad Boy Squad, a variety of private detective agency, is composed of King (Ekin Cheng Yi-kin), Queen (Kristy Yeung), and Jack (Louis Koo Tin-lok), whose primary source of business is the reuniting of clientèle with their first flames, and when the trio of young operatives returns to Hong Kong from an assignment in Thailand and the Squad's next three customers supply photographs of lost loves, the women in the pictures appear to be the same individual.

Sandra (Sandra Ng) is in for a serious dose of culture shock when she returns from her studies abroad to her home in Macau, where her father is the head of a major network of underground gambling, prostitution, and other assorted super-vices. Sandra's father is putting on the pressure for her to inherit his morally-corrupt throne, but her morals dictate that she have nothing to do with it. However, Sandra's childhood friend Josie (Josie Ho) has gotten herself into serious debt and desperately needs any help Sandra can offer. Will Sandra help her friend at the cost of her own morals? It's now up to her to decide between upholding her own beliefs and making serious ethical sacrifices for the sake of her friend.

David infiltrates a gang to take revenge on a triad kingpin. Two of David's good friends die in David's search for revenge. David is captured by the kingpin to face the punishment of the triad society.