Lizzie Brown has escaped the slums of Victorian London and joined Fitzy's Travelling Circus. Lizzie musters together her gang of circus children - the Penny Gaff Gang, all with their own amazing talents - to reveal the true identity of The Phantom robber.
Lizzie Brown and Fitzy's Travelling Circus are guests of the Earl of Galloway. While there, Lizzie reads the palm of a servant girl and sees her draped in the rich robes and jewellery of a lady. But concealed deep within the castle walls is a secret so powerful that it could destroy the Galloway family, and overturn the order of things forever...
The Maharaja Duleep Singh invites Fitzy's Travelling Circus to Whitby, to stay in the grounds of his marvellous castle there. They tell Lizzie and her friends that there is more to the mystery than meets the eye, and warn the Gang of the ghost ship that lurks in the harbour...