England, 1954. On a train to London, Fitzwilliam (David Jonsson) meets Miss Pinkerton (Penelope Wilton), who tells him that a killer is on the loose in the sleepy English village of Wychwood under Ashe. The villagers believe the deaths are mere accidents, but Miss Pinkerton knows otherwise – and when she's later found dead on her way to Scotland Yard, Fitzwilliam feels he must find the killer before they can strike again. Because for a certain kind of person, murder is easy…