塔拉·麦可米克的妹妹被汤米·斯普纳托谋杀.法庭上,汤米被判无罪释放,塔拉不满法庭的判决,一气之下,当场枪击汤米.塔拉因此入狱.塔拉在狱中结识了好友杰西.联邦调查员到狱中与塔拉达成协议,只要他可以除掉汤米,可以还她自由.塔拉要求要同时释放杰西.当塔拉完成任务后,发现自己似乎陷入了一个骗局。
To prove herself worthy of joining 'Animal Army' a radical activist group led by the fearless Nasha, Mirthe secretly films the horrors of a local pig farm. Her footage earns her a mission to free the pigs, but when Mirthe and the group return at night, they find the cages empty: the pigs already slaughtered. Enraged, Nasha shifts her focus to revenge, targeting and torturing the farmer's children. Mirthe objects, but chaos erupts when the farmer returns, determined to protect his family as he hunts down the activists. The farm becomes a bloody battleground while Mirthe is trapped between Nasha's vengeance and the farmer's fury. Mirthe must get her hands bloody if she wants to get out alive.
金妮用计从杰森的手中侥幸逃生，当地媒体广播了湖畔杀人狂的故事，而杰森的杀戮并没有就此终止……克里斯（Dana Kimmell 饰）、谢利（Rachel Howard 饰）等几个年轻的朋友一起驾车前往湖区度假，路遇神经质的老人手拿眼球向他们发出警告，一行人在克里斯男友瑞克（Paul Kratka 饰）居住的林中木屋安顿下来，克斯利来到这回忆之地，不禁想起被蒙面人袭击的惊险往事；活跃的谢利则不时用血腥的恶作剧开玩笑，而他的作为在这血腥营地中显得非常不合时宜，谢利去购物与当地摩托青年发生摩擦，三个赶到木屋意欲报复的摩托青年却被杀死在马房中……不久，带着面具的杰森现身，再次将杀戮带给无辜的年轻人们。
