Masters' work on human sexuality culminates with a hospital-wide presentation of his and Johnson's research findings. But when Masters attempts to push the envelope, the doctors' response is not what he had hoped. Meanwhile, Haas entertains a job offer at another hospital and considers what a move would mean for his relationship with Virginia. Scully pursues electroshock treatment with the hope of curing his homosexuality, but Margaret has second thoughts about the risks involved. Season finale.