"I love him," she said and Harry looked at her surprised. "I do. I can’t let this happen to him. I won’t be able to live with myself. So, I’m asking you as my best friend, please help me. Like old times. You never waited for permission from the teachers to investigate something. The three of us snuck out in the middle of the night because we wanted to get to the bottom of something. We wanted to make things right. I need you to help me right this wrong. Help me kill her."