In the name of science, Bunny Madison, a milf in charge, must endure Rion King's relentless free-use advances in their lab. Payton Preslee, her stepdaughter, witnesses Bunny's discomfort as Rion fucks her whenever he pleases, making her squirm and blush. The lab becomes a breeding ground for taboo desires, with Bunny's resistance melting away under Rion's insistent touch. Soon, Payton can't help but join in, making for a threesome of scientists lost in their carnal pursuits, fucked whenever the mood strikes, leaving Bunny and Payton with nothing but shame and spent fluids.