Brother and sister! Dirty little secret

When her mom marries the father of her high school crush, things get twisted in this family tree. She's been wanting to hook up with John since they first met back in freshman year. Now they are both legal, but he is her newly pronounced step-brother! Molly isn't going to let family ties get in the way of satisfying her young tight pussy though. She does her best to seduce him and after a little dirty talk, John can't wait to fuck this blonde slut! They both agree that this is their dirty little secret.