At first, she planned to assassinate Marat in front of the entire National Convention. However, Marat did not attend meetings anymore, because of a skin disease. She changed her plan and went to his home. The first time she came, Marat's wife, Simonne Evrard, did not let her come in. When she came back in the evening, Marat let her in. She gave him the names of Girondins in Caen, and he wrote them down. Then, she stabbed him with the knife she had bought. Marat called "" ("help me, my dear friend!") to his wife and died.