by Masterbation
...and the difference lies in 3 things.
1. He used her for his enjoyment only; he didn't care what she wanted.
2. "She started screaming in agony" and it didn't didn't get better. I'm frankly offended this bears the tag "Sensual"
3. He gives her no aftercare. He doesn't seem to give a fuck that it hurts her. He's focused on his dick.