The rise and fall of a triad boss in Tsimshatsui.

Chan Wai (Simon Yam) is a former inner-city policeman recovering from a traumatic experience involving an AK-47. After the incident, he was assigned to a rural island as police chief of a small village. He passes his uneventful days there drinking beer, smoking hash and daydreaming... but when a group of heavily armed thugs invade his district, he must face his trauma head-on and fight back.

乔立夫、邵苗苗、钟晴三人到深圳干活，无疑像其他外省劳工一样，开始寻金的梦想。程志刚是深圳某公安分局的大队长，他推荐乔出任深圳警察学校的武术教练。四人于繁华的深圳市内彼此认识并相爱，开始时，相互之间都是单纯和纯朴，但纸醉金迷的都市，令四人的生活开始变质，彼此都陷入了花花绿绿的世界，最终，引发了一场弥天大祸，以致生死分离。

A Tai Chi master must teach his son how to kick some serious butt, after the son is bullied by a karate master.