Wedding bells are ready to ring in Blarney Green, Ireland, where former matchmaker Penny Cavanaugh's cousin will soon marry his sweetheart. When Penny goes to the train station to meet her American family members as they arrive for the wedding, she spies an old nemesis getting off the train. Hollywood heartthrob and former client Tony Bonetti, who shipwrecked her matchmaking business. Tony isn't in Ireland long when he is murdered...in Penny's back yard.

Can Penny clear her name and keep herself out of harm's way long enough to see her cousin's happily ever after come to pass? Or will she end up falling victim to a cold-blooded killer?