"No." He shook his head and ducked away from her touch. The last thing he needed was to get violent with her. At least, violent in a non-consensual way. He could just imagine how she would feel about him if he just flew off and started stabbing her. Sure, he'd be fixed, but she'd be more angry than she was likely to be.
"It started when I wandered into this shop. And bought a knife. The girl there told me that if it was used, it would send the souls directly on, or something. Would stop the gravelings from happening." His hands talked with him. As if this was just any casual conversation. "So, I thought it was the perfect fix."