A random bear attack during a family camping trip leaves Greg (father) and Samantha (daughter) trapped by demon worshiping cult known as The Circle. Unbeknownst to all is that there's an infiltrator in the cults ranks. She is communication with a former member on the outside named Grady. Grady's plan is to lead a small group of rescuers into the heart of The Circle. But will they get there in time to save Greg, Samantha, and others from the demon known as Percy Stephens?

A trama do filme acompanha um pai (Owen) que passa dois dias com o filho pequeno (Jaeden Lieberher) após a mãe dele (Maria Bello) ir para um retiro religioso com o novo marido (Matthew Modine). Nesse meio tempo, o seu caminhão quebra, ele é despejado do seu apartamento e a sua caixa de ferramentas é roubada. Os dois passam a procurar a caixa de ferramentas com o auxílio de um vizinho estranho (Patton Oswalt), ao mesmo tempo em que pai e filho finalmente começam a estabelecer uma conexão.

Revolves around a criminal prosecutor who penned the law on stalking in California and is based on the true story of a hot-head cop and polished district attorney who team to bring a stalker obsessed with her former lover to justice.