New York, 1904. Jemima Pitt arrives in a city where new American money and old English aristocracy collide. She's here to chaperone her friend, Delphinia, who has crossed the ocean to marry one of New York's richest men, but Jemima discovers a secret that could destroy Phinnie's future.

Drawn into the crisis, Jemima desperately wants to protect her friend. And she must use all her courage and wits to decide whom to trust, and how to thread her way through the snowy streets of this brash new city.

A New York Christmas is the enthralling new festive tale from the master of Victorian mysteries.