豪门公子迪勤吕颂贤 饰一次意外失去了记忆并流落街头与家人失去了联系身无分文的他幸好街坊忠伯的帮助暂时收留了他迪勤以前是一个为达目的不择手段的商人失忆后的他完全忘记了自己的过去他的人生也由此回复成了一张白纸忠伯为人忠厚他亦时时教导迪勤做人要忠直在他的影响下迪勤也成了一个忠伯那样老实热心的人迪勤不仅帮助街坊志强和家人和好还帮助阿业和老婆和好如初迪勤还和街坊运来徐濠萦 饰擦出了爱火一次偶然迪康林家栋 饰发现了哥哥迪勤从迪康那里迪勤知道了自己过去的一切……
故事开始于墓地Horatio Caine正在教堂向神父告解外面传了一阵枪声虽然破案但也为季末做了铺垫 本季加入了CSIer的一些故事Eric Delko被牵涉到大麻事件中去遭到了内务部的调查Ryan Wolfe一次调查中被针子射伤了眼睛影响了视力Horatio Caine因为Eric的事情认识了他的姐姐Mari最后还结为夫妻而这一季的主线是实验室里出现了内奸谁是内奸也搞得实验室里人心惶惶而这内奸会在第2里出现 另外第2也给下一季做了一个铺垫因为第出现的黑帮向Horatio报仇射杀了他的妻子而因为FBI的介入黑帮份子被押到了巴西Horatio和Eric为了将他绳之于法决定也随去
Dr Brewster#39s suicide takes a particular twist when the pathologist determines that he had also been bound and gagged The Brewsters, both medical doctors, ran a private clinic and their son John, who lived at home, is doctoral candidate in philosophy One possible suspect is Michael Steppings who threatened the Brewsters and their nurse after his daughter suffered severe sideeffects and is now in a vegetative state from a botched operation two years previously The forensics lab determines that one of Steppings#39s threatening letters was altered and Morse learns that Brewster may at one time been having an affair, so he must consider another possible motive for murder
