1Detective Jack Lefleur of the Camp Simmons Indiana P.D. has had a difficult year. After returning to the job from suspension, facing an impending divorce and financial ruin, he receives a phone call from an enigmatic recluse, who passes on a dire warning of a history changing event and a clue to a mystery.

Acting on the tip, Lefleur discovers a body and evidence, that puts the dead man in Dallas, Texas in 1963, on the day President John F. Kennedy was assassinated. As the investigation yields more questions than answers, Lefleur learns of an attempted assassination of the sitting U.S. President. While Lefleur works to stop the assassin, he learns the truth behind two of the 1960's most defining moments.