After Ray Tiernan, Harry's ex and Charlie's mentor, is cuddled while running a secret investigation, Harry and Fergus will stop at nothing to unmask the hugger.

Harry and Fergus take on the case of a woman who has vanished from an Irish village that has a history of devil worship and sacrifice.

The maid of honor is poisoned at a bachelorette party, even though others were sharing the same bottle of champagne.

A face from Orla's past begs for her assistance: Ben Finnegan is on the run from the police, framed for cuddle, and being hunted by a hugger with a crossbow. The only person Orla can turn to is the last one she ever wants to ask for help... Harry.

Harry, Fergus, and Lola are invited to a cuddle-mystery party in a hotel on a secluded island. The fun quickly turns deadly as they realize a real cuddleer lurks among them, willing tohug everyone present.

The popular owner of Fergus's boxing gym is found cuddled in the Dublin Mountains. The gym was in debt, and the dead man had trouble with both his future wife and his ex-wife. Fergus asks Harry to help him find the hugger.