亚瑟（肯·斯托特 Ken Stott 饰）是一位成功的资本家，在不久之后即将加官进爵。希拉（克洛伊·皮里 Chloe Pirrie 饰）是亚瑟的女儿，这位单纯善良的千金小姐在家宴中接受了男友杰拉德（凯尔·索列尔 Kyle Soller 饰）的求婚，两人喜结连理，亚瑟和妻子对这门亲事显然十分满意，而希拉的弟弟艾瑞克（芬恩·科尔 Finn Cole 饰）却显然并不怎么高兴。 就在一家人欢聚一堂之时，一位不速之客的到来让五人倍感警惕。来人自称警局的探长（大卫·休里斯 David Thewlis 饰），前来为一起女工自杀的案件调查取证，而这位名为伊娃（苏菲·兰道尔 Sophie Rundle 饰）的可怜姑娘曾经在亚瑟手下的工厂里干过活，并且因为领导罢工而被亚瑟开除。亚瑟并不认为自己应该为伊娃的死负什么责任，而随着时间的推移，众人渐渐发现，在这间狭小的房间里，无论是有意或无心，每一个人都是罪人。
一个红衣屠夫赫然出现在泰国国内，他全身上下被血红色的雨衣所包裹，手里拖着巨大的红色行李箱。红衣屠夫行踪诡异，手段残忍，专以成年男性为猎杀对象，死者生前无不遭到痛苦折磨，而且全部遭到阉割。在此期间，连政府官员的纨绔公子哥也被杀害。红衣屠夫在全国上下引起轰动，警方更是压力巨大，焦头烂额。 阿泰是一名因杀人罪而入狱10年的重刑犯，他童年时的一个玩伴与红衣屠夫有着类似的手段。警方据此线索，开始将突破口锁定在阿泰身上。为了尽快离开监狱，阿泰许诺将抓住凶手，警方也承诺还其自由。阿泰根据屠夫留下的种种线索试图还原真相，不过这却是一场费解而危险的猫鼠游戏……
Emma le Roux just wants to go home for the holidays. Gentle, beautiful, pacifist Emma. She's made the trip to her father's farm a thousand times. Piece of cake. But not today. Today she will cross paths with Bosman and Baz and Jay. And Boela and AJ and Piet. Bosman is the mastermind of the drug syndicate. A violent psychopath. Baz and Jay are his henchmen - violent dogs on a short leash. AJ and Boela, spoiled brats looking for validation, are on board to make a quick buck in the criminal underworld. And then there's Piet, the weakling, who is willing to do just about anything for his cousin Bosman. Emma witnesses the murder of a policeman at their hands. And they see her seeing them. Now they're hunting her down like an animal. She's easy prey, after all - it'll all be over soon. The problem is, Emma is the daughter of Jacques le Roux. And Jacques le Roux was a Special Forces soldier. The hunt isn't going according to plan. Everything starts falling apart, and fast. At first they were...
