The pilot sets the stage for the tales of an affair as told from the vantage of Noah Solloway (Dominic West) and Alison Bailey (Ruth Wilson) as they describe the onset of their extra marital affair. Written by JRConsidine

As the Butler state readies for the annual summer party, Noah can't escape the allure of the mysterious Alison. She, meanwhile, bends under the emotional debt owed to her mother-in-law. But as aspects of their separate lives start to weave together, the two are forced to consider an inevitability.

With his novel gaining traction, Noah turns to Alison to help him research the local culture - but their innocent tour of Montauk proves more dangerous than expected. Meanwhile, Cole takes a stand on behalf of his community, and Helen deals with business back in Brooklyn. Written by Fraghera

In order to spend time together apart from their families, Noah and Alison take a day trip to remote Block Island. But as the two grow closer, they quickly learn that intimacy can be a double edged sword.

As passions flare behind closed doors, Alison and Noah are forced to confront new obstacles at home. Alison gets a surprise visit from her estranged mother, Athena, while Noah struggles with the bahavior of his daughter, Whitney.

After Noah spends a night out with his best friend Max, he discovers there's more to Alison than he's been led to believe. At home, his wife Helen hopes to make the most of the family's time in Montauk. Meanwhile, Alison and her husband Cole work to keep the Lockharts from danger.

With summer coming to an end, the Solloways are returning to Brooklyn - a welcome relief for Noah following recent revelations. Meanwhile, Cole is forced to confront Alison when the Lockhart side business hits too close to home. Helen and Noah grapple with the results of an unexpected emergency.

Distracted by her burgeoning small business, Helen tasks Noah with representing the family at a literary award ceremony for her father, Bruce. A chance encounter with Alison and her grandmother leads to an uncomfortable truth.

A revelation about their daughter Whitney makes Noah and Helen realize their troubled marriage is directly affecting their children. Bending under remorse, Alison spirals towards a reckoning.

The disappearance of Whitney causes Helen and Noah equal friction once she finds out where she is and what exactly happened... Meanwhile, Cole searches for answers as he tries to forget the past, along with Alison! All this as Det. Jeffries inches closer to his number one suspect. Written by Tyler Mayo