Rehab can be murder. Soon after Brian starts treatment for alcoholism, a chance remark sends him on the trail of an unsolved death. The rest of the team is supposed to stay away, but they can't resist joining in.

After a desperate man insists that he saw his dead wife at a playground, Gerry agrees to help him learn the truth. An exhumation and a DNA test raise more questions than they answer. Meanwhile, Brian has pr.blems at home,