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Masters of Sex

Season 1

Name Aired
1x01 - Pilot 29/09/2013
Dr. William Masters, Washington University’s foremost OB/GYN, runs a successful medical practice by day and conducts a secret study of human sexuality by night. Former nightclub singer Virginia Johnson joins the hospital secretarial staff and proves herself to be an asset to Masters’ work.
1x02 - Race to Space 06/10/2013
On the heels of Masters’ proposal that they participate in the sexual response study, Johnson considers the best course of action to keep her job – only to find she no longer has one. The study has been forced out of the hospital and Masters believes Johnson is to blame. As Johnson fights to save her job and struggles to care for her kids, Masters moves his study to a brothel. But Masters soon discovers that the chaos of the cathouse is unmanageable without Johnson’s help.
1x03 - Standard Deviation 13/10/2013
Masters and Johnson continue their research in the brothel but skewed data confirms that Masters must get the study back into the hospital. At the hospital, Johnson is surprised to learn that a distinguished new doctor on the OB/GYN floor is a woman who has no interest in female solidarity. Meanwhile, Libby struggles to conceive and Dr. Ethan Haas gets the case of a lifetime – a woman pregnant with quadruplets.
1x04 - Thank You for Coming 20/10/2013
With the study back in the hospital, Masters and Johnson recruit new participants on campus. But Johnson is shocked when her ex-husband George, who’s crashing on her couch, wants to sign up. Masters’ mother comes to visit, but her new take on life stirs up painful memories of his childhood. And Libby’s attempt at playing matchmaker with Virginia and Ethan doesn’t go as smoothly as she’d hoped.
1x05 - Catherine 27/10/2013
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.
1x06 - Brave New World 03/11/2013
In the aftermath of the miscarriage, Libby and Masters travel to Miami for some much needed rest and relaxation, but Masters is drawn back into his work by a sexually adventurous couple next door. Alone in the hospital, Virginia enlists Jane in an effort to debunk Freud’s theory that one kind of female orgasm is better than another. And Langham finds an unlikely cure for his sexual dysfunction in Margaret Scully.
1x07 - All Together Now 10/11/2013
Masters and Johnson continue their sexual response study – now as participants – but Johnson fears their work may be interfering with Masters’ home life. Libby pressures Dr. Haas to resume her fertility treatments in secret. Meanwhile, Haas struggles to let go of feelings for Virginia as his relationship with Vivian deepens. And Margaret Scully, caught in her infidelity, confronts her husband on the mounting problems in their marriage.
1x08 - Love and Marriage 17/11/2013
Masters and Johnson decide that the best way to record their study findings is to film them, but to do so they have to enlist outside help. Johnson redoubles her efforts to get a college degree, only to find that Dr. DePaul’s Basic Anatomy class is a requirement. Meanwhile, Haas and Langham – both unsure in their relationships – convince each other of the merits of being a married man. And after Margaret catches him in a compromising position, Scully takes drastic steps to control his sexual impulses.
1x09 - Involuntary 24/11/2013
When Masters and Johnson decide to film external reactions in the study, they must convince Lester and Jane that their footage won’t cross the line into pornography. Haas and Vivian’s plans for a Presbyterian church wedding are sidetracked when Haas reveals he’s Jewish. Libby keeps her pregnancy a secret from Masters and instead encourages him to mend his relationship with his mother. But during late night visits to the hospital, Estabrooks observes Masters and Johnson’s intimate relationship.
1x10 - Fallout 01/12/2013
The hospital takes part in a nationwide civil defense drill, and the heightened atmosphere escalates conflicts among the staff. A former study participant reveals she’s pregnant and wants to know the identity of the father. Masters and Johnson, their relationship strained after ending their study participation, butt heads on whether to maintain study confidentiality or take responsibility. Haas learns he’s been denied a future job at the hospital but wrongly assumes his breakup with Vivian is to blame. Margaret Scully seeks answers about her husband’s sexuality from an unlikely source.
1x11 - Phallic Victories 08/12/2013
With Johnson no longer on his team, Masters accepts Libby’s offer to help compile the study work for a hospital-wide presentation. But when Masters sees another doctor’s presentation put his colleagues to sleep, he becomes determined to grab their attention even if it means pushing through provoking, but incomplete, research. Dr. DePaul and Johnson travel to a medical convention and DePaul opens up on why her work on the Pap smear is so important. And Virginia’s ex-husband George returns to find Ethan Haas playing father to his children.
1x12 - Manhigh 15/12/2013
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 with the external footage of the female orgasm, the doctors’ response to the film is not what he had hoped. Meanwhile, Haas entertains a job offer at UCLA 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 2

Name Aired
2x01 - Parallax 13/07/2014
Masters deals with the ramifications of his disastrous presentation and being fired from the hospital. Meanwhile, Libby urges Masters to get another job; and Virginia fights off advances and innuendos stemming from the belief that she was the woman in Master's explicit film.
2x02 - Kyrie Eleison 20/07/2014
Masters begins a new job at Memorial Hospital under Betty's extortion terms only to discover that his boss insists he leave Virginia behind in favor of a handpicked secretary. Meanwhile, Johnson is torn between pressing Masters to rehire her and staying by DePaul's side as her condition worsens.
2x03 - Fight 27/07/2014
Masters delivers a baby with ambiguous genitalia and urges the parents not to surgically assign the child a sex out of fear or convenience. Meeting Virginia at a hotel for a secret rendezvous, the two of them divide their attention between sexual role-play and a championship boxing match, prompting Virginia to unearth the truth of Masters'' troubled childhood.
2x04 - Dirty Jobs 03/08/2014
Langham observes Masters and Johnson exiting a hotel room and shares his suspicions with DePaul, who is forced to make plans for her work without Virginia's involvement. Meanwhile, Betty attempts to conceal her infertility from Gene; and Masters tries to bring Johnson aboard as his assistant only to be thwarted by the head of the hospital, who takes a prurient interest in Masters' study.
2x05 - Giants 10/08/2014
Masters continues to break new ground by continuing his study as the only white physician in a Negro hospital but at the cost of his gynecology practice. Libby is confronted by Coral's boyfriend, Robert, over her poor treatment of Coral, Betty reunites with her former lover, and Johnson struggles to right her relationship with DePaul - who is newly aware of Johnson's ongoing affair with Masters.
2x06 - Blackbird 17/08/2014
After Hendricks bans Masters from using black participants in his study, Masters contacts a journalist to promote his efforts, using the debunking of sexual stereotypes as the lure. Johnson is forced to accept DePaul's choice to end her chemotherapy treatments. Gene uncovers the truth about Betty and Helen's relationship. Libby fires Coral after discovering she lied about Robert.
2x07 - Asterion 24/08/2014
In the wake of Masters' discovery that Johnson has continued to have romantic relationships with other men, he becomes impotent without her knowledge and cuts off their sexual work together. He tries to keep his new clinic solvent over the course of three years by borrowing against his house, offering medical services to the hotel - and finally accepting money from his mother.
2x08 - Mirror, Mirror 31/08/2014
Masters privately treats a couple for infertility, without revealing his relationship to them. Johnson realizes her work with Masters can be used to help people suffering from sexual dysfunction - but quickly gets in over her head when she attempts to treat Barbara Sanderson on her own. Libby is unnerved after witnessing a hate crime that is then whitewashed by the police.
2x09 - Story of My Life 07/09/2014
Virginia continues to impersonate a patient's case history in order to glean advice from a psychiatrist. Betty and Masters' attempt to remedy Lester's impotence by hiring a prostitute rattles him even further. Libby gets the third degree when she offers her eyewitness testimony regarding the beaten man. And Barbara Sanders wrestles with an unsettling diagnosis that exposes a chain of secrets and causes Masters and Johnson to clash over their treatment strategy.
2x10 - Below the Belt 14/09/2014
Masters learns of a rival study and calls in a public relations expert to help brand his work with Johnson. Virginia, having finally learned of Masters' sexual difficulties, is invigorated by the prospect of finding a cure. Determined to prove her worth to Robert, Libby canvases a tenement for a rent strike. Plus, Langham is stunned when Flo informs him that he has to have sex with her in order to keep his job. And Barbara and Lester connect over their shared sexual dysfunctions.
2x11 - One for the Money, Two for the Show 21/09/2014
A television crew arrives at the clinic to document Masters and Johnson's work treating sexual dysfunction. Masters considers the publicity premature, and himself unsuitable as a television presence. Virginia deals with the fallout of having prioritized her work over her parenting when George argues to take their children on a trip with his new wife. Plus, Libby finds in Robert an appreciation for what she has to offer. And Langham realizes there's no way out of his sexual contract with Flo.
2x12 - The Revolution Will Not Be Televised 28/09/2014
After watching an early cut of the documentary, Masters is disturbed by the portrayal of his work. Johnson's move to solidify her custody arrangement with George backfires. Finding justification in Masters' distraction, Libby continues her relationship with Robert. Langham discovers Flo's family's wealth and connections, causing him to re-evaluate his relationship with her. And after repeated testing of their protocol to cure impotence, Masters and Johnson feel they are ready to cure sexual dysfunction.

Season 3

Name Aired
3x01 - Parliament of Owls 12/07/2015
Masters and Johnson face the press for the first time.
3x02 - Three's a Crowd 19/07/2015
Masters takes on a high profile patient. Virginia and Libby come to terms.
3x03 - The Excitement of Release 26/07/2015
Masters and Johnson look to capitalize on their burgeoning fame.
3x04 - Undue Influence 02/08/2015
Masters seeks unexpected advice. Virginia is distracted by news of Henry.
3x05 - Matters of Gravity 09/08/2015
Johnson's parents arrive unannounced. Masters takes on a promising patient.
3x06 - Two Scents 16/08/2015
Masters and Johnson take on a famous couple hoping to renew their sex life.
3x07 - Monkey Business 23/08/2015
Masters and Johnson are interviewed as they take on an exotic new patient.
3x08 - Surrogates 30/08/2015
Johnson jets away with Dan Logan. Masters begins his surrogacy program.
3x09 - High Anxiety 06/09/2015
Masters continues his surrogacy program, now under Johnson's critical eye.
3x10 - Through a Glass, Darkly 13/09/2015
Johnson objects to Masters' program following missteps in the protocol.
3x11 - Party of Four 20/09/2015
Masters, Johnson, Logan and his wife gather in New York for a dinner in which agendas collide, truths are exposed and no relationship emerges unscathed. Back home, Libby faces an accusation that threatens her family's foundation.
3x12 - Full Ten Count 27/09/2015
On the heels of their disastrous dinner in New York, Masters and Johnson return to find their life's work in jeopardy while under the scrutiny of the press and their publisher in preparation for their new book.

Season 4

Name Aired
4x01 - Freefall 11/09/2016
In the wake of their fallout, Masters and Johnson search for purpose in a world without one another and look to work as their personal lives crash down around them. Libby finds herself alone for the first time since her marriage and discovers some unexpected allies. Season premiere.
4x02 - Inventory 18/09/2016
Masters and Johnson turn to new partners in an effort to put the past behind them and focus on their expanding clinic. Given their fractured triangle, Libby reevaluates her relationship with Bill and Virginia.
4x03 - The Pleasure Protocol 25/09/2016
Masters and Johnson adjust to new partners, but their respective cases have them second-guessing the instinct to remain separated. A romantic prospect pushes Libby to embrace life as a newly single woman of the sexual revolution.
4x04 - Coats or Keys 02/10/2016
Johnson, Masters, Libby and Keller wind up together at a party thrown by Art and Nancy. Pairings and perspectives shift as the night wears on, until the light of day exposes the consequences of the evening.
4x05 - Outliers 09/10/2016
Johnson and Masters' troubles come to a head as the trial begins with Keller leading the charge. Virginia does her best to revive their career as Bill faces the reality of what the charges could mean for him, Johnson and the practice.
4x06 - Family Only 16/10/2016
Johnson looks to get her relationship with Masters back on track while Masters does his best to find satisfaction elsewhere. Betty and Helen ready themselves for a new addition; Art and Nancy discuss the consequences of their party.
4x07 - In To Me You See 23/10/2016
Masters looks to groom Art as his protege in a new area of research as Johnson does her best to keep Nancy at arm's length. Betty seeks an unlikely source for assistance in her fight for equal rights to Helen's baby.
4x08 - Topeka 30/10/2016
Masters and Johnson go on the road and pose as a couple to investigate practices at a competing clinic. While Bill and Virginia are away, Art, Nancy and Langham take advantage of their absence to further their own agendas.
4x09 - Night and Day 06/11/2016
Masters and Johnson return from Topeka, each grappling with the trip's ramifications. Art and Nancy look to tie up loose ends in order to have a fresh start, and Libby embarks on a road trip with Bram that changes her perspective.
4x10 - The Eyes of God 13/11/2016
Masters and Johnson work to save the practice from disintegrating in the face of insurrection within the clinic. As everyone in their lives either moves on or falls away, Bill and Virginia find solace in one another. Series finale.