before the pleasure subsides Rachel plunges her hand into the box of chocolates and grabs another one. without any hesitation he shoves it into her mouth and swallows it whole.
she feels a sudden agonizing pain in her hips and at the base of her spine. she reaches back in a combination of pain and pleasure as she feels her backbone extending into a fleshy growth behind her buttocks. The pain is incredible as the extension grows larger and begins to form new appendages and other features. As the changes finish Rachel struggles to stand up as she find her lower body has been extended with an entirely new section.
Rachel is now some sort of monster. standing on 6 feet like some sort of weird centaur. however all Rachel wants to do is eat more of those addictive chocolates