交换：朋友的妻子2

　　记者玲（李心洁饰）的男友Peter获得一宗刑事案件的新闻线报，前去取证途中突然遭遇交通事故意外身亡。玲觉得事有蹊跷，调查后发现一宗模特命案。女模特Helen裸死于家中浴缸，富豪之子张承志没有不在场证据，但事件竟被警方低调处理，张承志的相关证据也被消除。玲为不愿男友枉死，誓要调查出事件真相，但报社总编辑曾达时（梁家辉饰）却不愿为玲伸出援手。无奈之下，玲只好求助常常被追债的飞(黄秋生饰)与马仔(葛民灰)帮助她调查真相。飞原来是警察出身，在调查中，他发现Peter的死因确有蹊跷。随着调查的进行，黑暗中的黑手不断想将玲置于死地，究竟事件的真相能否登上报纸的A1头条？真相与言论自由的赛跑，在香港的午夜开始。

　　Two sisters living separate lives on different continents are reunited on a Mediterranean Island. The two barely have time to bond and revive family ties as Kate, the elder, meets a group of locals and agrees to an exciting ride on a hot air balloon. But disaster strikes and as the result of a freak accident, the balloon is carried far out to sea. Their cell phones out of range, and the balloon running out of gas, Kate and her friends are battling for their lives. While, back on land, the younger sister, Liz, has become an unwanted "material witness" to a crime. Matters then take a dramatic twist, one that will mark their lives forever.

一如往常，护理师露西奔走于各个小儿科病房，BP机、哭喊声填满了她的崩溃日常。但今晚，有个小孩让她格外心力交瘁：四岁的亚当因营养不良入院观察，他妈妈海蓓卡执意要彻夜守在孩子身旁，偏偏她被法院裁定照顾失当，不得长时间探访。为了让拒绝进食的亚当乖乖吃饭，露西打算破例让她留下，岂料海蓓卡却想悄悄偷走亚当⋯⋯

　　在顺化的陶瓷马赛克工艺世家中，心爱的长孙离奇死亡，使梅比奇求助于「灵猫」复活孙子，没想到恶鬼也随之而来，开始发生一连串噩梦般的神秘事件…。