In a taboo threesome, stepmom and therapist Alexis Malone manipulates her step-son Tony Sting and another patient, Angelina Moon, into a steamy fuck session. With her medical expertise, she guides them through a unique therapy session, talking them into exploring their deepest desires. As she interviews Tony, she can't help but feel his growing tension, leading her to suggest a unconventional treatment - a full-on fucking marathon to relieve November's nut tension.