Retired and revered Texas Ranger Wade Justus thinks that he has finally moved on from a respected career in active law enforcement. He has reengaged life by returning to ranching and working with his beloved bucking bulls in the Texas Hill Country. But his lingering guilt over the tragic events of an officer-involved shooting continues to haunt him in the middle of his nights.

Wade's son Hunter, who is a Special Agent with Tennessee Bureau of Investigations inadvertently changes Wade's plans for a peaceful transition back into civilian life when a serial killer turns the city of Nashville upside down. When Wade comes to the aid of Hunter, the paradigm rapidly changes and Wade enters the fray in a quest for justice-Absolute Justus.