Clay is trying to steal Shea away from Marcus, Meanwhile Liz feels there may be something strange about the relationship between Will and Fiona.

Will plays wing-man for Marcus, but Marcus wants to win Shea back at the school dance, Liz dumps Will after he defends Fiona, Marcus professes his love for Shea, Fiona…

Marcus feels betrayed after Will tries to impress Clay, his girlfriend Liz’s son, Meanwhile Fiona is becoming a doula and trying to patch up Andy and Laurie’s relationship.

As pieces begin to click into place for the Locke siblings, Ellie opens up about her connection to Dodge, and Kinsey comes clean with her friends.

The battle over the Omega Key leads to decisions that can’t be undone — and a dangerous door that promises plenty of trouble ahead.

Tyler and Kinsey feel torn when they figure out why Nina is acting strangely. Bode meets Rufus and Ellie’s houseguest. Dodge zeroes in on the Omega Key.

Kinsey explores the sea cave with the Savini Squad in tow, Nina confronts Ellie over Joe, and Tyler sabotages his relationship with Jackie.

The Locke family faces their worst nightmare when the person responsible for shattering their lives resurfaces and demands one of the keys.

Sporting a new hairdo and attitude, Kinsey takes a chance with Scot by sharing what’s going on inside her head. Tyler tries to impress his crush.

Kinsey uses a key to seek vengeance on a school bully. A troubled Nina finds a sympathetic ear. A long-buried memory casts Rendell in a new light.

Locating a powerful new key sends Bode’s spirit soaring. Tyler’s simmering rage boils over. Kinsey realizes just how much her fear is holding her back.

While Nina uncovers details about Rendell’s past, Kinsey helps out the Savini Squad, Tyler falls in with a bad crowd, and Bode finds another key.

Buddy’s attempt to counsel Russell’s little brother goes awry. Dora decides to run against Schmidt for church president. Buddy struggles with his feelings for Alexa.

The FBI plans a surprise for Buddy. Sheriff Graham comes down hard on the pastor. Dora thinks Buddy is having an affair.

Mickey’s poor parenting skills are only made worse when a popular kid in Chip’s class comes to the house for a sleepover. Meanwhile, Mickey and Alba try to tame Ben’s…

Joan invites their recently widowed neighbor, Gary Timpkins, to Thanksgiving dinner, during which everyone has a bad reaction to Colleen’s cauliflower dish. Also, Tim and Sophia try to find a…

When Adam thinks Kate’s boyfriend, Tyler, is a pothead, he decides to confront Tyler but doesn’t get the support he expects from Andi. Also, Don tells Lowell there are office…