Season Two follows former literature professor, Harry Wild, who has found an unusual pastime in retirement: solving crimes along with her young partner in PI work, Fergus Reid. Together the wise-cracking pair investigate cases ranging from missing persons to murders, much to the annoyance of Harry's son, Charlie, who's a detective in the Dublin Garda. When Fergus's mother suddenly turns up, years after abandoning her family, they have a deeply personal mystery to solve: What are her intentions? And can he trust her?

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

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. Did the missing woman stumble onto something that led to her death? Or was she murdered by somebody closer to home?

The maid of honour is poisoned at a bachelorette party, even though others were sharing the same bottle of champagne. Harry and Fergus work to figure out how she was poisoned, but since everyone disliked her, narrowing down her killer is much harder.

A face from Orla's past begs for her assistance: Ben Finnegan is on the run from the police, framed for murder, and being hunted by a killer 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 murder-mystery party in a hotel on a secluded island. The fun quickly turns deadly as they realise a real murderer lurks among them, willing to kill everyone present.

The popular owner of Fergus's boxing gym is found murdered 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 killer.