When an aging biblical scholar is fatally shot after revealing his possession of a unique parchment believed to have been written by Jesus, Father Aiden O'Brien investigates the victim's suspicions that a close friend was responsible, a case that is complicated by circumstances implicating the man's Alzheimer's victim wife.

"Murphy Shepherd lives alone, doing maintenance work for a church that no one attends and trying to heal from scars gained rescuing others who dwell in the margins. His specialty is finding young girls bought and sold in the flesh trade, and leading them from brokenness to freedom, but Shepherd thinks he has given everything he has and it may be time to retire. His hermetic healing process is interrupted when he rescues a woman named Summer in Florida's...