You ask your step-sister for help jerking off - you've never done it, but you know it's going to feel so good. You just want to do it right, and your step-sister has always been helpful with these things. So you ask, and she's ready.

Your step-sister tells you that she has watched plenty of porn and can totally help! She tells you to get your dick out and stroke it, like with a hand. You shrug, although it doesn't totally make sense. The other hand grabs your balls. You like that. It feels pretty good, although a little odd in the way she's describing it.

But then, she tel... Show more