A mysterious toymaker who lives as a recluse in an old mansion, surrounded by the mechanical beings he has created. . . an enigma surrounding strange lights that shine through the mists that envelop the small island on which the old lighthouse stands. . . a shadowy creature that hides deep in the woods. . . these are the elements of a mystery that bind 14-year-old Irene to Ismael during one magical summer spent in the Blue Bay. Irene's mother has taken a job as a housekeeper for the toymaker, Lazarus, but his house contains more secrets than Irene and Ishmael have bargained for.