The murder of a high school mean girl draws Castle back to one of his many alma maters, where he is giddy to learn that the evidence points to a surprising perpetrator – a teenage telekinetic, throwing he and Beckett into a real-life “Carrie.”

Gabriel and Cybercom investigate when artificial intelligence scientists are infected and killed by microscopic robots.

A violent denouement in the forest clears the Dora Lange case and turns Cohle and Hart into local heroes. Each man settles into a healthier rhythm of living as Hart returns to his family, and Cohle starts a relationship while gaining a reputation as a closer in interrogations. As time passes and his daughters grow older, Hart faces new tensions and temptations, and Cohle learns from a double-murder suspect that there could be much more to an old case than he’d once thought. In 2012, Gilbough and Papania put their cards on the table, presenting new intelligence that threatens Cohle and causes Hart to reassess everything he thought he knew about his former partner.

A violent denouement in the forest clears the Dora Lange case and turns Cohle and Hart into local heroes. Each man settles into a healthier rhythm of living as Hart returns to his family, and Cohle starts a relationship while gaining a reputation as a closer in interrogations. As time passes and his daughters grow older, Hart faces new tensions and temptations, and Cohle learns from a double-murder suspect that there could be much more to an old case than he’d once thought. In 2012, Gilbough and Papania put their cards on the table, presenting new intelligence that threatens Cohle and causes Hart to reassess everything he thought he knew about his former partner.

At the DollaHyde sneaker launch party, Marty is tested by Dre and considers a double cross. Meanwhile, Jeannie learns that Lukas is suspicious of their plan; and Doug makes a fatal mistake.

With a military stand-off overseas and potential violence at home, Francis wants to finish off Tusk for good. Claire and Jackie Sharp collide.

A Special Prosecutor interrogates Francis. Remy Danton tries to keep his options open. Stamper wrestles with his demons.

Francis finds himself shut out and Claire makes a difficult sacrifice. Stamper tries to regain control.

Francis faces annihilation while the nation is in an uproar. Stamper must tie up loose ends. Claire feels the cost of ruthlessness.

The Underwoods tackle two threats that could bring their plans to ruin. Francis grooms his replacement as Whip. Claire goes on the offensive.