Rekindling their relationship 1

Your girlfriend was a genius. Sometimes too smart. Like, a few days ago she was over at your house showing you her newest invention. You couldn't quite follow her explanation of what is was supposed to do, but what it did do was make your girlfriend and your mom swap bodies. As soon as she pushed the button she got a terrified look on her face and screamed. A few seconds later your mom came tearing up the stairs and explained what had happened.
Your girlfriend spent the last couple days in her basement trying to work on the invention. You came to visit a few times but it was so weird having your mom hitting on you. She tried to explain that it was for the sake of science so she could compare the responses of two bodies, but that didn't help.
What also didn't help was returning home to find your dad railing your girlfriend in the kitchen. Your girlfriend always had a high libido and your parents apparently were using her body to rekindle their relationship. Whatever. In practical terms it meant you had to witness your girlfriend clutching your dad as he pumped into her and she called out his name, shaking around his dick as she orgasmed.
They were ashamed to be caught like that. Not that it stopped them. It just made them a little more secretive. They would disappear some afternoons behind their locked bedroom door, coming out later with flushed faces and smelling of sex. You didn't tell your girlfriend; she had enough on her min

Two friends find a device that can transform them into anyone they want and have some fun until everything goes wrong in The Device Returns, on Smashwords or Amazon or wherever ebooks are sold. Preview here.