"Ok!" she eagerly replies. Her eagerness genuinely surprises you. She hops on the bed and holds out her right foot into your face. You notice all the dirt on her soles, and get started immediately. You grab her foot and use your tongue to lick all around her dirty soles. Even with the dirt, her feet taste heavenly to you. They also smelled like the inside of her shoes, obviously. What she didn't mention was that she was very ticklish, so as you extend your tongue onto her soles, she...