本片由克里欧·巴纳德自编自导，影片改编自罗斯·特瑞美2010年的小说，故事围绕一对力图摆脱过往家庭伤痛的兄妹展开。。When a cult that worships mind-altering parasites takes over a small town, a trio of women in lockdown are dragged into a fight for survival and revenge.。
