Your Step-sister comes in your room to ask your opinion on her outfit for her party tonight, You secretly have a fetish for shiny leggings especially on your step-sister, you can't resist the boner and she notices! But she isn't disgusted, she takes it as a compliment, and encourages you to jerk off with some Jerk off instructions as she teases you with her ass in the tight shiny leggings, pulling her pants down to reveal her in a thong! She talks about how addicted you are for her ass, and calls you a good obedient boy for following her instructions! She sucks your cock giving you a view of her legging covered ass, and she pulls the leggings down for a bit so you can see her thong cheeks! She tells you not to cum until she tells you to or there will be consequences, she gives you an assjob and spanks herself a lot, telling you not to cum yet, she wants your load all over her face, she sucks your cock and encourages you to explode on her face!