《肯普法10》森(任达华 饰)和May(邵美琪 饰)各自带领的机动小组成员间争强好胜May的小组得到何长官赏识娇纵傲慢森一队心有不服却无可奈何机动小组即将解散但在执勤的最后一天发生一起抢劫案劫匪逃入荒山两支小组并为一队上山展开地毯式搜查期间各种离奇状况不断加上彼此矛盾重重致使森和May分头行动却遭遇诸多险阻另一方面为队员送饭的肥棠(林雪 饰)汽车抛锚结果遭遇劫匪官兵与强盗在山中展开了一场怪异惊险的捉迷藏游戏而PTU同事间的友情也受到了考验……While policeman Shen Mengxing escorted the prisoner Liu Daniu to the provincial jail, they were kidnapped by the female robbers, Yu Niang and Xue Die, from Longmen Mountain in Longmen County. The two were captured to the mountain and became members of the cottage. The new cottage was renamed \"Longmen Cottage\". Yu Niang is the master, Shen Mengxing is the second master, and Liu Daniu is the third master. Then Yu Niang arranged Shen Mengxing and Daniu to go out and invite Lu Linxiao, a teacher at Longmen College, to come to the cottage as a consultant. Everyone worked together in order to make the business much better, but they wrongly used all kinds of bad methods, which led to many misunderstandings and a series of hilarious embarrassments. Once Lu Linxiao asked Daniu to help bring a letter to his father, and Daniu rescued a fisherman's daughter, Wan Er, on the way to Lu's residence. After listening to Wan Er's experiences, everyone in the cottage was filled with anger and motivation and determined to help Wan Er fight against the evil county forces headed by County Magistrate Mu.大唐末年边陲之地的古墓之中一棵千年鬼木吸收日月精华修炼成妖却因树体所缚不能离开这座古墓的方圆十里故一直谋划着化身之法此时正被前来刺探军情的血童和骨夫人打断化身之术并深受重创为了疗伤他疯狂吸取城中壮丁精血壮丁的失踪引起了黑衣卫统领郭平的注意下令缉拿凶手此时捉妖人柳毅看到满城妖气前来捉妖除魔柳毅在捉拿狐妖云朵的过程中被隐藏在城中的捉妖人安歌救走而安歌跟郭平却是相互爱慕的情侣由于误会郭平抓住柳毅并看管审讯柳毅向郭平道出实情说壮丁失踪不是普通案件而是妖物作祟并带郭平见识了安歌的真实身份三人误会解除并相互认可最终郭平为救安歌牺牲柳毅安歌联手铲除了妖物鬼冢素有“食魂”美称的美食家嘉木酷爱研究美食心理学在一次盛宴上认识了国际象棋大师李明李明将老婆王曼青出轨的事告诉嘉木并垦求嘉木帮其上门捉奸嘉木抱着应付的心态前往李明家结果怪事连发李明横尸卧室而随之出现的嫌犯小偷也坠楼身亡一案两命为了解开疑案迷雾嘉木协助警方最终将嫌疑锁定在李明妻子王曼青身上随着王曼青被初恋男友陈涵亮劫持真相逼近陈涵亮最后坠崖身亡嘉木依靠美食心理学和自己严谨的推理能力也最终窥破了这一连串波诡云谲死亡案件背后的真因协助警方抓住幕后黑手纵横江湖二十年的黑帮大佬任因久(梁家辉)因行事夸张不择手段树敌无数其潜在警方中做卧底的手下叶伟信(陈奕迅)某次查案时得知有人要置他于死地放风给他不想被他当作无聊笑话摇头摆手直到某次正在理发时一颗从暗处飞来的子弹在他头发上留下焦坑任因久才相信的确有人要取他性命即刻以“江湖告急”的戏言传令召开江湖大会而叶伟信接手调查后提醒任因久以古龙笔下的名句“最大的敌人永远是你身边的朋友”来将嫌疑人列表结果老婆苏花(吴君如)第一个出现在任因久脑海民国年间江城市警察局大队长廷森接到上级通知赶往城外三十里的地方去销毁鸦片鸦片贩卖商天龙为了报复廷森杀害了他的妻子婉静这时廷森的老大张警长因此次鸦片事件被上级拷问廷森为了正义便带领一帮兄弟准备勇闯太平镇抓获背后最大黑手——天龙传言太平镇其实是个“罪恶之城”杀人犯、土匪等都聚集于此而天龙是这里的掌权者他的手下有四大金刚只要打败了这四大金刚天龙的势力就能瓦解延森欲前往天平镇铲除恶势力然而事情远没有他所想的那么简单他们陷入了敌人设计的陷阱中不想人为刀俎我为鱼肉廷森带领兄弟们浴血奋战杀出重围最终剿灭了邪恶势力无论时代如何变迁正义始终能够战胜邪恶以戈登(伊德瑞斯•艾尔巴饰)为首的一群劫匪近日来成为整个城市里最知名的人物因为他们连续抢劫了多间银行每次都能在警察赶来之前迅速脱身这群劫匪手法专业熟练对于他们来说银行监控和保安都等于形同虚设而警方更头疼的是他们作案多次却连丝毫线索也抓不到戈登计划趁在被警方抓获之前干最......