Your sexy college cheerleader step-sis walks in to borrow something and totally busts you jacking off!! Wait wait... she's older then you so she can give you some tips. She bites her lips as she encourages you to keep jerking your cock as she evaluates your technique.... she knows how taboo this is... but being such a nice, helpful new step-sister... she's going to give you a LOT of tips to follow along with her hands and lots of sexy talk and encouragement too! keep going.... keep stroking it up and down... you're gonna cum soon... oh! you're gonna cum suddenly, you're going so fast!! you can't stop! she giggles shyly as you cum all over yourself!