When a tortured young woman enters the trauma center of an Atlanta hospital, Dr. Sara Linton is thrust into a desperate police investigation with Special Agent Will Trent and his partner, Faith Mitchell. Though guarding their own wounds and their own secrets, Sara, Will, and Faith find that they are all that stand between a madman and his next victim.

Thereś no police training stronger than a copś instinct. Faith Mitchellś mother isnt́ answering her phone. Her front door is open. Thereś a bloodstain above the knob. Her infant daughter is hidden in a shed behind the house. All that the Georgia Bureau of Investigations taught Faith Mitchell goes out the window when she charges into her motherś house, gun drawn. She sees a man dead in the laundry room. She sees a hostage situation in the bedroom....