Two months ago, my world turned upside down. Our old babysitter went off to college and we found a new one on Craigslist. Tess came bouncing into our lives tits-first, and now that we've crossed the line with each other, it's becoming easy to cross more.

Yesterday, she texted me that she was playing a soccer game in my neighborhood. I decided to go for a jog. I cruised past the park and stopped for a minute to drink some water and catch my breath. I looked out onto the field and I saw my sexy babysitter playing out there. She was giving it her all, sprinting from one end...