Lindsay gets suspicious when Rebecca seems to be secretly awaiting an important letter and realizes just how much she was right when the letter finally arrives Ellenor gets a hysterical call from a client, who ran over a man in the street while drunk, and is shocked to discover exactly who he hit Hellen prosecutes two boys accused of rape and murder, each accusing the other, and ends up making a deal with the wrong one
本剧将以全员背叛者为设定讲述了有着充实的事业与家庭的荻野爽新川 饰演被信赖的人不断背叛后失去幸福当她偶然再次陷入对高中初恋的思恋后更多难以置信的背叛接踵而来的故事
本剧由四宗发生在香港扣人心弦的真实刑案带出四个令人惊惧的罪行藉由一队重案组的警探办案实录贯穿而成包括耸人听闻的「屯门色魔强奸案」喧腾一时的桃色纠纷「溶尸案」使市民提心吊胆的「大圈仔军火械劫案」及「淫业大厦扫黄行动」案件生动地描绘各阶层犯罪的人性丑恶而编剧为了加强剧中人物与案件的关连性特别穿插男女主角CID张兆军林嘉华女CID丁兰蓝洁瑛重案组总督察方伟陶大宇扫黄组女总督察刘婉仪梁婉静及聂志华张国强一段微妙的五角感情关系交错编织成属于都市人性化的实录档案
