In the charming Yorkshire seaside town of Scarborough, a killer game is being played. Helen Dexter is enjoying the new four-star status of the Seaview Hotel. But she begins to wonder if this accolade is cursed when a series of disasters strike. It starts when a crazy golf team arrive to play in a Scarborough tournament. Their odd behaviour heightens when the rival team captain turns up. Yet, there's worse to come for Helen when one of the guests is murdered playing crazy golf. Then the Seaview's prize-winning cook Jean quits, leaving Helen devastated. And so, as Helen's fiftieth birthday approaches, the last thing she's in the mood for is a celebration. However, mysterious invitations arrive to a party that Helen doesn't want. Can Helen unmask the crazy golf killer, save the reputation of the Seaview, win Jean back and solve the mystery of the party invitations?