 After the events of "The Vanished Child," Reisden decides to keep silent about his newly discovered identity and returns to Paris, where he eventually marries Perdita Halley, a visually impaired pianist who is close to Gilbert Knight, Reisden's recently re-discovered uncle.But Reisden's uncle and other associates of the Knight family continue to intrude upon Reisden's life in Paris.He is called upon to solve other mysteries while he attempts to integrate his memories of Richard Knight with his life as Reisden.