And then there was one . . . can Donald Langham and Maria Dupr stop a killer who's picking off victims one by one? December, 1956. Donald Langham's wife Maria Dupr receives a chilling invitation to attend a death at the home of Maxwell Falwell Fenton in Essex. The once-prominent artist has a number of enemies, and has faded into obscurity since the war ended. Is the invitation to his own death or someone else's? Arriving...