In Victorian London, brave Sally Lockhart, with allies Jim and Frederick, unravels a deadly mystery of a cursed ruby, defying villains and discovering her own strength.

Sally Lockhart, Frederick Garland, and Jim Taylor face murder, greed, and dark secrets as they battle a ruthless tycoon threatening lives and justice in Victorian London.

Amid Victorian London’s shadows, Sally Lockhart defies a sinister plot, battling Arthur Parrish and the Tzaddik to protect her daughter, aided by fierce allies and unwavering resolve.