10 episodesFirst aired 17 June 2018
Season four finds Noah, Helen, Alison and Cole in their own orbits, alienated from each other, spinning further and further away from where they all began. Every character is involved in a new relationship, forcing them each to decide if they're ready and willing to leave the past behind for good - a season about new beginnings, tragic ends and the ever-elusive possibility of forgiveness.
E1Jun 201856m
Noah struggles to adjust to his new life after moving to Los Angeles to be closer to his kids. He attempts to reach a gifted but troubled student while under the stern eye of the school's principal. Helen finally discovers the source of her anxiety, only to be blindsided by a new catastrophe. Season premiere.
E2Jun 201855m
Cole tries to keep Alison’s behavior from ruining an important deal while Luisa’s legal status threatens their future. An encounter with a local surfer leads Cole to question if he’s the same person he used to be. Alison is saved by a handsome stranger.
E3Jul 201857m
Noah’s attempt to teach his students a lesson in civil duty spirals out of control. Helen can’t handle Vik’s decision and goes behind his back, only to find resistance everywhere she turns.
E4Jul 201857m
Alison and Ben dig into her past and begin confronting her fears. Cole’s relationship with Alison is jeopardizing his marriage to Luisa.
E5Jul 201858m
Vik decides it’s time he started living for himself. But is he ready to face the consequences? Cole meets Nan, an old friend of his father’s, who sends him on a journey to exorcise the ghosts of his past.
E6Jul 201858m
Noah supports Anton in a decision about his future which puts Janelle in a complicated spot with her ex-husband. Alison makes a surprising discovery about her father, and another about Ben that eventually leads her back to Noah.
E7Jul 201855m
Helen goes to Joshua Tree in search of meaning. Noah and Anton begin an adventure with high hopes until an ominous phone call alters their course.
E8Aug 201856m
A hopeful epiphany leads Cole on a journey to a horrific discovery. Noah questions his role in tragic events.
E9Aug 201858m
Ben finally confesses the truth to Alison. But is it too late for their relationship?
E10Aug 20181h 15m
Noah and Anton visit Yale where Noah encounters an old friend. An immensely difficult day forces Cole and Luisa to reexamine their relationship. Helen gets a new perspective on life.