(CA) A team led by criminologist and former detective Dr. Mike Arntfield uses its advanced skills, which include medical biophysics and private investigating along with 21st-century technology to try to solve longstanding mysteries and give victims' families closure. In each episode, the team goes into the field in search of new leads by talking with family members, dissecting new and old evidence, and re-enacting the crimes in their quest to solve these longstanding mysteries..