故事发生在上个30年代的是上海主线是在王杰的侠和吴启华的医身上其中蔡少芬演一位歌舞厅的歌女王杰扮演的侠原是一个拉黄包车的车夫后来发展成为上海黑老大苏永康扮演的是一位与多个女子有感情纠葛的风流男子最初是个小偷后来被吴启华治好跟随他从医吕颂贤在戏中扮演一位上个世纪30年代的警察周嘉玲扮演一位俱乐部的女老板还有一位新人蒋雅文她扮演苏永康的妹妹；另一位是当红明星赵荣
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
