YOURE IN YOUR BIG STEP SISTERS BEDROOM LOOKING AT HER THONGS- you are so turned on by looking through her panty drawer. she walks in and discovers you and you are surprised when she wants to tease you- she trys on all the pairs that you have removed and shows ow great they lok on her body- teasing you and urging you to jerk off. finally she puts on the last pair and gets yu to jerk of hard looking at how hot they look on your big sister