Uncover the darkest secrets of the King's agent, the Comte de Cagliostro, and seek out the revolutionary Jacques Pierre Brissot.

Note: Access to the expansion Cagliostro's Secrets is restricted until you have progressed past a certain point in the main story. You must have completed the level ''Bastille'' to gain access to the new content.
In this new quest, you find yourself embroiled in a gripping story involving the King's agent, the Comte de Cagliostro. No one will return unscathed after exploring Hôpital Saint Louis – a new area whose secrets have been hidden by Louis XVI.
On this dark adventure, where you must outwit Cagliostro's Mesmer-inspired machinery, you will encounter new enemies and unlock new weapons and costumes. Are you ready to discover the shocking truth about the alchemy that powers the King's automatons?