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.

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.