It was a hot and calm evening, I and 2 woman friends, Kim and Jackie were staying the night kicking back having a few drinks and watching TV. Kim had this thing of slamming her fist between my legs going for my balls which she hit quite often. Usually I wear loose shorts with no underwear so my balls are quite low when sitting on the couch making it harder for her to hit them. Jackie was in the recliner and Kim and I were on the couch. Kim swung her legs and slammed them down on my thigh,…