It took 18 years to identify Melissa Halstead after her torso was found in a Rotterdam canal. But detectives never stopped working to catch her killer.
A seemingly ordinary man named Vincent Brothers is the prime suspect when his wife, three young children and mother-in-law are brutally killed after church.
After the bodies of a women and three children are found at the cost of Oregon, FBI launches an extensive investigations. When the husband Christian Longo flees the United States, the case turns into an international manhunt.