Cecelia Taylor and her stepbrother Anthony Pierce find themselves in a compromising situation when their therapist, Dr. Julia Robbie, suggests a unique form of therapy to address their mutual attraction. The blonde-haired, tanned teen and her stepbrother, both with big appetites and even bigger assets, are drawn to each other's forbidden fruit. Dr. Julia, with her glasses glinting, encourages them to explore their desires, leading to a steamy, taboo threesome that leaves nothing unsaid or undone.