"Well...Nick and I have only fooled around a little bit. I've told you that," Emily said, pausing before speaking again. "And that's always fantastic, and I believe he enjoys himself with me, but it isn't sex. Usually, Nick would spend a few nights a week with Erica, and they have sex. I guess I just don't want to leave him wanting more than I am able or willing to give him right now. Then I feel selfish for keeping him from you too."

"Em, don't feel selfish. I made this choice, not you," Mel replied with conviction and assurance for her twin. "Go at your own pace. You know Nick...