Nearly 40 years after young wife and mother Cathy Krauseneck is found murdered with an axe in her upstate New York home, a new team of investigators joins the cold case to uncover the killer.

A quiet North Dakota college town is left in fear after 22-year-old student Mindy Morgenstern is found murdered in her off-campus apartment. Detectives investigate neighbors, friends and boyfriends before they discover the killer hiding in plain sight.

INTERVIEWS WITH: Larry and Eunice Morgenstern, Jason and Rebecca Young, former North Dakota Bureau of Criminal Investigation Agent Mark Sayler, Prosecutor Jonathan Byers, and more.