Betsy nodded, her face very serious. She reached down for the bottom of her sweatshirt. She pulled it off, revealing a light blue tee. Betsy took that off as well. I was reminded of the old kid's magician trick of revealing an endless rainbow of ribbons. How far down did all this go?

Finally, Betsy was down to just her bra. It was pink and lacy, nothing racy at all. A full cup that pretty much covered whatever chest my sister might have had. But what was revealed was more than exciting enough: my sister's surprisingly fit, flat tummy and the beginnings of curvy hips. I was beginning to realize...