Former thief Lydia Frost runs an agency for lost and missing property. Her latest job sees her reunited with the notorious Madame Yueh and her so-called ‘Dragons’ – the very organization from which she only recently managed to extricate herself! Adding to her woes, Frost is tasked with tracking down missing Pinkerton agent Jackson Payne. But the American detective is on a mission of his own. Frost soon finds herself caught in a crossfire and must choose between Payne’s life and her own freedom.