Sam Brennan has lost everything. Pushed past the breaking point, his solitary goal is to seek vengeance against the people responsible for robbing him of everyone he’s ever loved. Molly Flynn is a single mom and a paramedic whose shameful secret has her avoiding intimate relationships. When her brother shows up at her back door with an injured friend, tending to the angry man’s gunshot wounds is the last thing she wants to do, but there's something about Sam that touches Molly's heart. He's got physical injuries, yes, but Molly can clearly see his heart has been ripped to shreds. She realizes she must help heal this grief-stricken man before he makes a deadly mistake.