Rachel laughed at her sister. Oh this was great! Rachel slapped her massive ass which extended nearly 5 feet from her bottom. Her sister looked like some extreme fetish art, not even someone with extensive plastic surgery. Rachel knew she wanted to change her sister, but how to do it. Bigger breasts and ass for sure, and maybe even a little dumber? Rachel decided the changes she wanted to make, entered them on the Chronivac, and hit apply. Staci’s breasts grew to V cups, now extending over 3 feet from her chest, and covering a good amount of her view even looking straight forward. Staci’s already gigantic ass grew to be double the size of her breast’s. Staci’s waist thinned, but only a little, while her hips widened by a large amount. Staci’s thighs filled up with even more fat. Her giant, pillowy, cock-sucking lips plumped up. Her top lip was squished against her nose. If someone measured her lips from top to bottom they would be around 6 inches. Her blue eyes grew wider and her eyelashes grew. She grew about an inch to 5’6”. Her sex drive was increased even more. Her hair grew even longer, now trailing around 2 feet behind her, and her IQ dropped to 4, not a lot, but just knowing her sister got dumber was enough to satisfy Rachel. Staci’s views were skyrocketing and Rachel decided to...