Episode 1 Katie bemoans the lack of intimacy in her marriage; Jamie objects to Hugo's views on fidelity; and Carolyn is frustrated by her inability to get pregnant.
Episode 2 Dave wonders aloud what Katie's getting out of therapy; Jamie finds it difficult to let go of her suspicions about Hugo; Carolyn's will to get pregnant wears down Palek's desire for intimacy; May contacts an old acquaintance.
Episode 3 Mason tries to distract Jamie from her obsession with Hugo; Dave and Katie awkwardly celebrate another anniversary; Palek and Carolyn's private frustration becomes public knowledge.
Episode 4 Dave surprises Katie by showing up at her therapy session; Palek is annoyed by a secret from Carolyn's past; Jamie pays her first visit to Dr. Foster after she fails to convince Hugo to take her back.
Episode 5 Dave and Katie balk at Dr. Foster's idea to spend time together without their children; Carolyn tries a different approach to get pregnant; Jamie finds herself drawn to Nick despite her promise of celibacy.
Episode 6 Another suggestion from Dr. Foster is met with skepticism by Dave and Katie; Palek and Carolyn seek a fresh start after a recent, stressful decision; Nick invites a reluctant Jamie to a family affair.
Episode 7 Katie and Dave finally have some time alone when the kids stay at their grandparents'; Carolyn and Palek look for a new place to live when their current one sells quickly; Jamie gets a surprise visit from Hugo, but the news doesn't sit well with Nick.
Episode 8 Palek is haunted by his fatherless childhood after hearing Carolyn's recent news; Jamie is surprised at how easily Nick is making himself at home in her apartment; Katie wonders aloud if more therapy is necessary.
Episode 9 Carolyn's pregnancy, her work situation and the sale of the house takes its toll on Palek's psyche; Katie's shopping spree leaves Dave alone at therapy and at home with the kids; Jamie's decision to change her ways draws a surprising reaction from Nick.
Episode 10 Palek and Carolyn cope with the fallout of his recent decision, Dave and Katie assess the value of their therapy, Hugo and Jamie have a chance meeting and Dr. Foster is devastated by sad news.