Paris, 1900. Celebrated carousel-maker Gilbert works night and day to finish his masterpiece in time for the city's Exposition Universelle. But Gilbert is struggling in the wake of his wife and son's tragic deaths, and as he finalises his creation, a dangerous idea forms in his mind. Chicago, 1920. Maisie Marlowe has come to America in the search of a new life. When she unearths a beautiful, neglected old carousel, she seizes the opportunity to carve a thrilling new destiny for herself. But Maisie doesn't know that beneath its glittering facade, the carousel is hiding a dark secret. Twenty years ago, it was linked to a number of people inexplicably vanishing into thin air - and now history has begun to repeat itself.