Your Dad has just bought a load of new gym equipment, but he's made it clear that he doesn't want you or your Step-Sister messing around with it while he's not home! What he doesn't know... Won't hurt him right? While he's out you and Aston go into the gym to play around on his new kit - One piece of mischief leads to another and before you know it, your Step Sister is totally naked with her legs spread encouraging you to JERK your COCK! But things don't stop there....
