In this True Crime episode we look at the case of Yvonne Chevallier. Yvonne was the wife of Pierre Chevallier with the pair meeting and getting married shortly before World War II. After the war Pierre sort a career in politics which left the once passionate pair separated for long periods of time. This lead to their relationship deteriorating with Pierre becoming more abusive to Yvonne. She would eventually find out that he was having an affair behind her back and when he refused to even talk about it with her, she was driven to commit a terrible act...