I was stroking under the blanket, teasing myself while my step-bro was busy reading. I couldn’t resist and threw my dirty panties at him. The way he sniffed it told me everything - he wanted it too. We jerked together, pushing each other to the edge until I finally pinned him down, slid in raw and pounded his tight ass bareback. He shot his load just from getting fucked while I exploded deep inside him