Distracted by Step-mommy's Belly

There's a knock at your bedroom door. It's Step-Mommy, wanting to see if you need anything when she runs errands. There's just one problem! Dressed in a sports bra and tight leggings, a combo that leaves her midriff bare - you're too distracted by her tummy to take in what she said! Sitting at stomach height exactly and free to stare makes your cock hard no matter how much you try to hide it. Step-Mommy's stomach is so soft and curvy and you've fantasized about it for so long! That's why when you're asked what has you so distracted, you confess that it's her curvy tummy making you throb. I'm feeling generous, Step-Mommy says as she rubs her stomach slowly, almost teasingly. Seeing how much you clearly love my belly, I'm going to do something we shouldn't do…