Off the top of my head, your best bet would be to use one of the Cum Pro Pack(s) (I, II, III is how they're labeled, I believe.), and dforce/simulate it over his/her foot.
Off the top of my head, your best bet would be to use one of the Cum Pro Pack(s) (I, II, III is how they're labeled, I believe.), and dforce/simulate it over his/her foot.