Yvonne was an extraordinary creature. Her mother had also been an artist model, and her extraordinary beauty had been interpreted on canvasses by artists of the first rank. The English painter George Haller, had heard that Yvonne was not happy with a French painter who had hired her to pose for him in 1879, and decided to visit Pierre. On arriving, he couldn't have been more shocked than to hear that Pierre and Yvonne were together in the apartment, and he was pointing a gun at her...