When single mother Linda Damm goes missing in Lafayette, Colorado, police get a tip from an anonymous caller telling them where to find her body and who her unexpected killer is. Is there more to the case than meets the eye?

A burned-out car with a body in the trunk and a hidden torture chamber rock the town of Speedway, Indiana. When a similar murder happens in Texas, detectives fear their suspects have crossed state lines and will strike again if they're not stopped.