This London-set series centers on a young woman pursued by shadowy paranormal adversaries while grappling with extraordinary abilities of her own.

A man's invention of a brain implant that allows people to share thoughts and emotions gets into the wrong hands.

A brain implant that allows people to share thoughts and emotions falls into the wrong hands.

Concerns about Kate's behavior lead her and Tom to uncover a horrifying invasion of their family's privacy.

Max, Evelyn, Tom and Kate go on a feed-vacation. Max deals with a "headache" while planning an engagement proposal. Tom and Kate try to keep Bea safe. Meredith flees from a botched adventure. Ben finds a pattern in victims sleep patterns.

Tom turns to his father to save Max. Kate tries to find a doctor to remove their Feeds but comes up against the Resisters.

When Tom and Kate make an alarming discovery about Bea, they confront Lawrence and Meredith at a family dinner which exposes long held secrets.

Lawrence pushes harder to discover the truth about what is happening to The Feed with devastating consequences for the Hatfield family.

With the Takers coming through in increasing numbers, Tom and Kate take decisive but opposing actions. Lawrence leaves one last slight for Ben.

Ben spirals out of control when his actions have fatal consequences. Tom discovers he needs Ben's help to stop the Takers, but can he find him in time?

As Tom and Ben get closer to solving the mystery of the Takers, Kate and Martha are locked in a desperate struggle for survival.

Tom and Ben fight with catastrophic consequences. Can Tom save his daughter and reunite with Kate before it's too late?

After waking up surrounded by dead bodies and no memory, Myfanwy Thomas is thrown into the world of the Checquy, a paranormal secret service where she's a high-level operative known as a "Rook" - and no one can be trusted.

Myfanwy stumbles upon a disconcerting clue regarding her mysterious past; Farrier attempts to find a scapegoat that he can use for the bankside murders; Monica gets ready to do some undercover work as she attends an EVA auction.

Myfanwy and Monica work to extricate a young EVA, while Gestalt's suspicions of Myfanwy lead to a confrontation.

While Myfanwy returns to her childhood home, Farrier faces consequences at the Checquy and Monica copes with the discovery that she was betrayed by Marcus.

Myfanwy uncovers a twisted relationship with her psychiatrist; Monica searches London with Gestalt for a missing EVA who escaped; Farrier makes a connection with a mysterious prisoner.

While Myfanwy revisits the crime in search of her past, Monica discovers a dark truth about one of the victims - her lover and fellow agent. One of Myfanwy's dead attackers disappears from the morgue.

After a terrifying prophecy, Myfanwy's desperation leads her to a place to trust in a powerful enemy. But when her plans go awry, she is forced to run for her life while her memory slips away.

Myfanwy and Farrier quickly discover how dangerous life is outside of the Checquy, while Grantchester runs out of options. Myfanwy chooses between her freedom and Farrier's life.