Sweaty Sexy Smelly StepSis - Armpit and Asshole Worship

Description: Your sis comes back from a run in the boiling summer heat. she lies back, trying to cool off with her armpits in the air. you have been disguising an armpit fetish for quite sometime now.she goes in the shower but forgets her towel, she comes back out, unwashed, to find you sniffing her dirty runners panties. she is horrified and begins to tease you, when she sees that its just making your cock hard, she decides to have the real fun. instructing you to jerk off whilst worshipping her armpits and her asshole.