It was all just spinning out of control. Severus straightened himself up and leveled his heated, tar-black eyes on James Potter. "I don't. Why would I?"

Severus's smile turned -- well there was only one word for it. Evil.

"Mudbloods have no place here."

James did not use spells. He used fits. And that was fine, Severus was fairly use to getting roughed up. He let Sirius watch his best friend leave him bleeding. It wasn't just Dark Magic that sicked Severus Snape. He was not a good person. He was conditioned since his unwanted birth not to be.