Before telling, Holmes said that Mary and Burnwell are lovers, and that he is a thief. Mary loved Burnwell, and fell into his control.“This is what happened: On last night, Mary met Burnwell at the window and she told him about the Emerald Crown, and Burnwell asked her to steal it, and she said yes. Then, when Holder came, Mary closed the window. Then Arthur asked Holder for money, but he said no. After that, Arthur went to sleep, but he awakened and went downstairs. There he saw Mary who was taking the crown. She ran outside and Arthur followed her. At the stable lane, Mary gave the crown to Burnwell and went to her room. Arthur had a fight with Burnwell and the crown broke. Arthur ran to the house with the crown, but he didn’t know that Burnwell had the broken corner. Burnwell went away. Holder surprised Arthur with the crown and called the police”. Arthur didn’t say anything because he loved Mary