Gabe forges an unholy alliance with Eden. Kinsey prepares for the premiere of the Savini Squad's horror film. Duncan arrives at Keyhouse with big news.

Tyler grows concerned over Jackie's memory loss, Gabe probes the Lockes for information about the keys, and Nina meets a mansplainer at her new job.

Amid Duncan's unease over a new houseguest, Gabe tries to drive a wedge between Kinsey and Scot, Bode finds an unusual key, and Nina bonds with Josh.

With Duncan's emotional state deteriorating, Gabe confronts one of the Lockes, Tyler surprises Jackie on her birthday, and Kinsey faces up to her fears.

Gabe insinuates himself into Tyler's search for the Memory Key as Kinsey resolves to find out what's going on with Eden. Bode visits an old friend.

At the annual Winterfest celebration, Kinsey tries to play it cool around Gabe while a key found by Bode and Duncan may offer a way to take down Dodge.

Kinsey puts her acting skills to the test when the Lockes and their friends set a magical trap at Keyhouse. Josh fumes over his missing artifact.

As the origins of the Locke family magic come to light, Tyler and Kinsey look to protect their loved ones from Gabe's expanding collection of pawns.

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.

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.

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.

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

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.

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.

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.

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.