Your very sexy step-sister is practing her witch craft and you're peeping in on her. You love watching her and her new found witch craft hobby is just such a turn on to you!! You watch her practice from around the corner when suddenly she spots you! Uh OH! You want to run and hide but your witchy step-sister invites you in and starts teasing you. She casts what she thinks is a penis enlarging spell on you and she hops on your cock and starts riding you! She moans as your cock slides inside her when suddenly things start to feel a little different!! You both look down to see that your cock has transformed into a stallions cock! Your witchy step-sister is pleased with this and continues to fuck you until she orgasms!! It doesn't take her long because she's so turned on by your wild penis!! But sis still wants you to cum too so she starts jerking and rubbing your big ole creature cock until you erupt with cum!!