Tom Selleck stars as Frank Reagan, the New York Chief of Police. Frank's eldest son Danny is a seasoned detective, family man, and Iraqi War vet who on occasion uses dubious tactics to solve cases.
After asking for a divorce from her controlling husband, a kind-hearted teacher and her new boyfriend are framed for drug possession.
Aidan gives in to his instincts, Josh faces his sister; Sally is ecstatic to have roommates who can see and hear her.
A surprise guest wreaks havoc on Aidan’s life, Josh faces a familial dilemma; Danny tells the story of how Sally died.
Aidan is confronted by a different kind of ghost and Josh is haunted by the normal life he could have had; Sally makes a friend.