When Masters and Johnson expand the study to include couples, they discover that the science of sex is easily complicated by the mystery of attraction. Johnson tries to connect with her son who prefers his dad. In anticipation of his baby’s impending arrival, Masters experiences anxiety about becoming a father. And Dr. Ethan Haas learns that dating the provost’s daughter could impact his medical career.
Elenco: Michael Sheen , Lizzy Caplan , Caitlin Fitzgerald , Annaleigh Ashford , Niecy Nash , Isabelle Fuhrman , Betty Gilpin , John Billingsley , Kevin Christy , Nicholas D'Agosto , Teddy Sears .