Bored yoga teacher, Penelope Kay, finds solace in the forbidden when she decides to use her teen stepsis, Lauren Phillips, for her own pleasure. Despite the taboo, the mature vixen can't resist the allure of the young, naive girl. Penelope's naughty fantasies come to life as she dominates Lauren, making the teen her plaything, teaching her new, kinky poses, and fucking her senseless. The yoga mat becomes their playground, and the studio, their private den of iniquity.