It is 1967, and Larry Gopnik, a physics professor at a quiet Midwestern university, has just been informed by his wife Judith that she is leaving him. She has fallen in love with one of his more pompous acquaintances Sy Ableman.

A young Romanian woman and a recovering drug addict launch an unlikely investigation after her parents are murdered by a vicious serial killer known as The Headhunter.

Elliot Hopper, a widower with three children, is working on a business deal to get his family out of financial straits when he is suddenly killed in a taxi accident. With the aid of a paranormal researcher, Elliott attempts to complete the deal from the beyond, ensuring his family will be taken care of.