Follows London widow Cora Seaborne who moves to Essex to investigate reports of a mythical serpent. She forms a bond of science and skepticism with the pastor, but when tragedy strikes, locals accuse her of attracting the creature.
The BlackwaterLondon widow Cora Seaborne relocates to Essex to learn the truth about a rumored “sea dragon.” When a local girl goes missing, fears escalate.
Matters of the Heart
E2
Matters of the HeartCora moves to Aldwinter, but the grieving villagers don't welcome her. Naomi struggles with her guilt about what happened to Gracie.
Falling
E3
FallingAfter fishermen claim they were attacked by the serpent, Cora becomes more determined to understand what's in the water.
Everything Is Blue
E4
Everything Is BlueLuke throws a birthday party for Cora. During an eventful night, Cora and Will get closer—and Luke notices Stella is hiding something.
I Break Things
E5
I Break ThingsCora tries to put things behind her, but a chance encounter makes that complicated. Stella gets some bad news.
Surfacing
E6
SurfacingLuke processes the incident. Cora has a realization. Will struggles with Stella's illness.
