archytele The Vault
Season guide

Locke & Key: Season 3

8 episodes Premiered Aug 10, 2022 Updated Oct 24, 2026

In the third season of Locke and Key, the Locke family uncovers more magic while facing a demonic new foe who is dead set on possessing the keys. The narrative continues the journey of the Locke family as they navigate magical elements tied to their ancestral estate. Following the events of previous seasons, the family must confront new threats associated with the keys they discovered in their home. The conflict cent

Previously on Locke & Key

Season 3 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Three siblings and their mother move to their ancestral estate, Keyhouse, after the murder of their father.
  • ⚡ The family discovers magical keys inside their ancestral home that unlock various powers and secrets.
  • ⚡ The magical keys discovered in the estate may be connected to the mysterious circumstances of their father's death.
  • ⚡ The family must protect the keys from adversaries seeking to possess their magical powers.
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Season overview

In the third season of Locke and Key, the Locke family uncovers more magic while facing a demonic new foe who is dead set on possessing the keys. The narrative continues the journey of the Locke family as they navigate magical elements tied to their ancestral estate. Following the events of previous seasons, the family must confront new threats associated with the keys they discovered in their home. The conflict centers on protecting these powerful artifacts from an adversary determined to seize them. This chapter explores further secrets of the estate and the ongoing challenges faced by the family as they deal with the magical forces connected to their father's death and their new life in the ancestral home.

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Season 3 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 3 Progress Shield

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Binge Efficiency Engine

Season 3: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

38%
63%
Mytharc (3): Crucial lore & season climaxes
Core (5): Character development & subplots
Side Quest (0): Standalone / filler
S3·E1 Mytharc

The Snow Globe

Aug 10, 2022 · 44 min

A mysterious snow globe unleashes a double dose of trouble at Keyhouse, leaving Bode out in the cold as Kinsey and Nina try to retrieve a stolen key.

S3·E2 Core

Wedding Crashers

Aug 10, 2022 · 49 min

Duncan's wedding day brings a welcome surprise — and provides the perfect opportunity for uninvited guests to search the house. Bode discovers a new key.

S3·E3 Core

Five Minutes Past

Aug 10, 2022 · 47 min

Bode looks for the key that will let him see his dad, Nina confronts bad memories, and Kinsey gathers with the Savinis for an emotional send-off.

S3·E4 Core

Deep Cover

Aug 10, 2022 · 49 min

Bode's sudden attitude change worries his family and friends, Tyler catches up with a co-worker, and Gideon forms an unholy alliance.

S3·E5 Core

Siege

Aug 10, 2022 · 37 min

Suspicions about Bode's behavior come to a head after an unsettling discovery, while Gideon's patience runs out in his plot to possess the keys.

S3·E6 Core

Free Bird

Aug 10, 2022 · 34 min

Gideon's henchman grabs leverage to use against the Lockes as Tyler and Kinsey look for a way to help Bode, who's devising a clever plan of his own.

S3·E7 Mytharc

Curtain

Aug 10, 2022 · 36 min

Gideon forces Ellie to take him to the missing key, putting an old classmate's life on the line. Nina and Bode attempt to unlock the Harlequin Chest.

S3·E8 Mytharc

Farewell

Aug 10, 2022 · 40 min

With Gideon hell-bent on acquiring the Creation Key, the Lockes race to stop him, leading to a vicious clash — and a decision that changes everything.

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