Aria Valencia, a curious teen, visits her psychologist, Rusty Nails, complaining of excessive masturbation. The doctor, intrigued, suggests an unconventional therapy session involving a surprise threesome. Aria, hesitant at first, finds herself aroused by the taboo roleplay. With Rusty's guidance, she explores her desires with another patient, their moans filling the sterile office as they engage in a passionate three-way.