Ah Fat, a lonely man arrives in a strange country, escaping from his past and seeking salvation. Living in a constant state of psychological turmoil, redemption was never quite in reach. Making friends with Miumiu, a coworker who is a gogo girl and a male gigolo Pumpkin turns Ah Fat's life around; he finds a strange, unique sort of happiness in friendship that had evaded him for a long time. Then comes a turn of events that changes everything; Ah Fat will have to choose between saving his friends by killing the evil shop owner, and standing idly by. This is the final straw; Ah Fat is pushed to the brink, all hell breaks loose...

Kit (Sun Zhen Feng) is the hottest boxer in the underground boxing circuit, with over ten consecutive victories to his name. Besides his gritty determination to challenge himself, he also has a great coach (Ken Lo). In order to save their gym from being shut down, Kit agrees to a greatly hyped match with notorious Thai boxer Sholin (Zheng Ziping), who is known as a "killing machine.

An unexpected inspector drops by a lavish party of a notable family in order to investigate the suicide of a pregnant girl. This breaks the joy and peace of the party which is meant to celebrate a couple's engagement. Everyone claims that they do not know the girl. However, the inspector does find something suspicious there with the help of a diary and a photo. An astonishing truth is gradually revealed: six of the noble family members are closely related to the girl's death.

Hong Kong Customs and Excise Department officers Chow Ching-lai and Cheung Wan-nam share a close mentor-student relationship. On a case involving seized smuggled arms, Ching-lai is sent to take part in a joint operation with Interpol to capture a reclusive arms dealer. However, Wan-nam makes a drastic decision that further complicates the case.