Our Little Secret

I know you've been desperately trying to hide that little foot fetish from me. I'm not sure why since you're painfully obvious about it. Every time I come home from the gym your eyes zero in on my sweaty feet. You know this is "wrong". I'm your step-sister. Your d@d would rip you a new asshole if he found out his s0n was perving over his step-daughter's pretty feet. Don't worry, your little secret is safe with me. I've devised a plan to keep them from finding out...