O记督查王志淙黄日华 饰和上司陈桂蔡国权 饰结为搭档共同打击罪恶弘扬正义然而当王志淙出差归来之时却发现陈桂已经离职而接任陈桂成为自己搭档的竟然是平日里就同自宿怨良多的国际刑警高级督察梁家伟罗嘉良 饰再加上他们同时喜欢上了名为方小芳黎姿 饰的美丽导游小姐彼此之间的关系更是水火不容一场没有硝烟的战争似乎正要拉开序幕 就在这个节骨眼上王志淙的旧搭档林永泰陈锦鸿 饰意外回归可是此时的他亦麻烦缠身陷入了感情漩涡之中无法自拔罪犯们可没有假期繁华的大都市中每时每刻都在发生着犯罪行动人心涣散的O记能否再次齐心合力
Six months have passed since Dr Ogden moved to Buffalo and Det Murdoch is constantly a loggerheads with Dr Francis, her replacement While Insp Brackenreid thinks highly of Francis, who was recruited from Scotland Yard, Murdoch finds him stubborn and unimaginative He also seems to be in no rush to help Murdoch with his latest case where human body body parts were discovered on a riverbank encased in cement A homeless man living in the woods nearby is questioned and released and Murdoch corresponds with Dr Ogden who offers him valuable advice in her letters He also gets help from a retired detective, Malcolm Lamb Murdoch connects his current investigation a rape and murder that had occurred many years before
