I suspected my college girlfriend was cheating on me, but wasn't sure. Then one night I got off work early and decided to join her at the frat party. I arrived just in time to see her heading upstairs with two guys. I hoped she was just looking for a bathroom. After a while I went up to look for her. As I approached the last door on the right I heard guys talking, a woman moaning and the unmistakable slapping of flesh on...