Eva is walking a fine line between triumph and disaster. When the cult members discover her spying on them, they're keen to make her cough up the password. As she tries to escape she finds she has to make a dreadful choice.

Eva has to identify and destroy the password before the cult members get it. But she's discovered and runs off but she goes into a room to find Edmond holding
Adrien at gunpoint. Adrien frees himself and gets in a scuffle. A shot is fired and the book starts burning. A codeword written in special ink emerges in the heat. The cult members recite the password to relaunch the Napoleonic era. Eva gets one final chance. Will it be enough to save the day?