"Long Island homicide detective Maggie D'arcy and her teenage daughter, Lilly, are still recovering from the events of last fall when a strange new case demands Maggie's attention. The body of an unidentified Irish national turns up in a wealthy Long Island beach community and with little to go on but the scars on his back, Maggie once again teams up with Garda detectives in Ireland to find out who the man was and what he was doing on Long Island....