chunk: Determined that someone must pay for the incident, the Duc de Kernogan ensures that Pierre's father is hanged for his son's crime. By the time Adet finds out it is too late and he is driven to seek revenge against the Duc and his daughter.
  In 1793, Adet is living in England under the alias of Martin-Roget. He has spent the intervening years educating himself. With the aid of an introductory letter, obtained by blackmailing the Bishop of Brest, has ingratiated himself into English society â to the extent that he has gained the favour of the Duc de Kernogan, who is now living near Bath, and is Yvonne's favoured suitor. Both Yvonne and her father are ignorant of Martin-Roget's true identity and are unaware that he is seeking revenge. With the help of Chauvelin, he plans to marry Yvonne and lure her and the Duc back to Nantes and to their death as ci-devants on the guillotine.