When the home of a talented artist is burnt down, The team have plenty of suspects, including the man's benefactor, two London henchmen, and the members of a local rugby club. Meanwhile, Greengrass opens up a B&B, but soon discovers the world of hospitality is not for him and jumps at the chance to buy shares of a racehorse from an old flame. Elsewhere, Blaketon's suspicions about Andy are piqued by a sudden holiday to Scotland and decides to trail the cheating Irishman.