I did what Mel said and imagined Emily in her older sister's position. The thought of Emily posing for those kinds of photos was actually incredibly hot and caused my erection to jump to attention. I then imagined Mel in the same position and Amanda to finish it off. The only one of the women I felt any jealousy towards was Amanda.

"Nothing. Well, not nothing. It's pretty hot thinking of you two like that," I laughed.

"You thought about me too?" Mel smirked. "That wasn't the experiment."

"You didn't feel jealous?" Emily asked, almost timidly.

"No, not at all," I replied. "I imagined it was completely and entirely your...