Reporter Moira Harrison is lost. In the dark. In a thunderstorm. When a lone figure suddenly appears in the beam of her headlights, Moira slams on her brakes - but it's too late. She feels the solid thump against the side of her car before crashing into a tree on the far side of the road. A man opens her door, tells her he saw everything, and promises to call 911. Then the world fades to black. When she comes to, she is alone. No man. No...

Four years after the loss of her husband and son in a boating accident, Kate Marshall spots a boy on a mall escalator who she is convinced is her son and seeks the help of private detective Connor Sullivan when the police doubt her story.