Came home from work a few days ago and found my step dad and mom having sex in the front room,very hot but I couldn't let them now that kinda did the omg thing and went to my room. Later that night they wheee at it again the sounds coming from there room was to much to take so I got up went to there doorway and watched my mom on top of dad riding him,after a few minutes my noticed me there and motioned me over,she took my hand and put it on his cock I began to stroke him while my mom watched and couches me along,I got finish him off in my mouth,Mom finches me off, now it's three times a week we all get together love family