Haunted by recent hardship, Noah struggles to navigate the challenges of his old life while attempting to adapt to a new one. A new love interest isn't enough to overcome a sense of dread. Someone is watching him. Season premiere.

One year earlier: after a stern request from Noah leaves Helen devastated, various pressures cause Helen and Vik to reexamine their relationship. Alison returns to Montauk after a crisis only to have her worst fears realized.

Running from secrets she left behind in Paris, Juliette finds Noah an alluring prospect. But a terrifying event shatters all hope of an easy affair. Meanwhile, Noah must fight like never before to make sense of what just occurred.

Alison is motivated to spend a memorable day with Noah on Block Island for an unusual reason. Noah is left wistful by their profound connection, until the problems from which he was escaping return with a shocking force.

Helen gives Noah the help he needs - but at what cost? At his absolute weakest, Noah's world has never seemed more hostile or bewildering. A vital moment of release turns suddenly into something that can't be undone.

Helen's escape to Montauk exacerbates her guilt and hastens an identity crisis: should the truth finally come out? Noah's world collapses, leaving him to process something horrific.