The Duke hires Eliza to spy on suffragettes. Going beyond her instructions, she gets involved in Britain’s biggest plot since Guy Fawkes.

A post-mortem portrait photographer gets messages from beyond the grave. Eliza’s investigation takes her into the spirit world.

Searching for the secret to her father’s fate, Eliza goes to an abandoned prison. Eliza and the Duke stumble on a criminal enterprise.

Forgery, murder, and false accusation strain Eliza’s forensic skills as she gets to the bottom of her father’s death.