When the DNA of a boy who went missing in 1995 is discovered at a murder scene, the lives of four friends are turned upside down in a desperate search to solve the unsolved mystery from their past.

Danny brings in a suspect that could lead him to Jesse and calls on Mark for help, but he is shocked when a horrifying new lead lands at his door.

A shocking discovery is made by Danny and Ally and they wonder just what kind of a man Jesse could have become.

Pru attempts to help Mark look for information and ends up discovering some dark secrets. Danny and Ally feel perplexed after they find another body.