"Yeah," Maddie agreed, "that's totally it." She moved her legs a little further up to wrap around his waist. Now when her hand rubbed down her pussy it would hit up against Maddox's own hand as he jacked himself. Maddox noticed his sister's soft hand touching his and it turned him on even more—they were mutually masturbating in the closest position possible now. She was so close to touching his cock. They were in such a confined space of intimacy and he loved the way her soft legs held onto his sides and held him.

"Do you have specific fantasies of how it would happen?" Maddox asked her now. It...