• Air date: 13 May '22 6 episodes
      London widow Cora Seaborne moves to Essex to investigate reports of a mythical serpent. She forms an unlikely bond with the village vicar, but when tragedy strikes, locals accuse her of attracting the creature.
  • List of Episodes (6)
    • 1. The Blackwater

      13 May '22
      London widow Cora Seaborne relocates to Essex to learn the truth about a rumored “sea dragon.” When a local girl goes missing, fears escalate.
    • 2. Matters of the Heart

      13 May '22
      Cora moves to Aldwinter, but the grieving villagers don’t welcome her. Naomi struggles with her guilt about what happened to Gracie.
    • 3. Falling

      20 May '22
      After fishermen claim they were attacked by the serpent, Cora becomes more determined to understand what’s in the water.
    • 4. Everything Is Blue

      27 May '22
      Luke throws a birthday party for Cora. During an eventful night, Cora and Will get closer—and Luke notices Stella is hiding something.
    • 5. I Break Things

      03 Jun '22
      Cora tries to put things behind her, but a chance encounter makes that complicated. Stella gets some bad news.
    • 6. Surfacing

      10 Jun '22
      Luke processes the incident. Cora has a realization. Will struggles with Stella's illness. Season finale.