"I wish that my size, strength and proportions matched that of a large man, yours matched that of a petite woman, and no mater how weird or uncomfortable it is we'll find our size difference extremely arousing."
You can't t believe your ears and you know your eyes probably widened in horror. You felt a sinking feeling in your stomach as you realize what is about to happen.
Amanda steps towards you and hugged you tight, her head resting on your shoulder. You put your arms around her while staring out of the bathroom, into the distance, trying to internalize what if happening.
You didn't get to /think/ about what was happening for very long though as soon you feel a tension between your bodies. The woman you hold in your hands seems to be growing...