Ethan and Olivia have settled into their new town in Minnesota and express high hopes for their marriage. Micah questions his future in Los Angeles. Kim tells her friend about a major update in her love life, but she fears telling her own children.

After a long period of no contact, Ethan decides to confront his parents. Kim makes an unexpected confession that leaves Moriah speechless. Micah signs a modeling contract while Moriah records music in a studio.

The Plath family has seen some major changes recently -- they left the farm and moved into town, Micah and Moriah fled the nest, and Ethan and Olivia cut ties with Kim and Barry. Although they all live within a mile, the distance has never been so great.

Olivia and Ethan realize their marriage has reached an impasse due to differences in their values. Kim and Barry find it difficult to peacefully co-parent. Barry and Isaac visit Micah in LA and hope Ethan will join them despite his troubled marriage.

Ethan and Moriah's feud comes to a head as they hash out past disagreements. Kim moves the remainder of her things out of the family home. Ethan and Olivia have an honest conversation about the future of their relationship.

Kim takes Moriah on her first college tour. Micah nearly jeopardizes his modeling career before it even begins. Ethan & Olivia plan an outing for the family with some surprises in store including news from Moriah that leaves the Kim & Barry shocked.

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Micah reunites with model-friend Helena for a very hot and steamy modeling session. Barry and Isaac try to talk about the birds and the bees. Lydia reveals she has a secret crush, and Moriah goes on her first date ever.

Kim nervously shares her dating news with Moriah and Lydia. Moriah decides to unblock and text Ethan and is taken aback by his response. Olivia hits her breaking point when she realizes Ethan is up to his old ways.

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Ethan and Olivia realize they need to move farther away from Kim and Barry.

Lydia talks with Kim about her crush, and Ethan meets Olivia in California.

Olivia plans a fun day with Ethan, Moriah, Max and Micah, but an argument nearly derails it. Moriah faces a tough choice. Olivia and Micah do a sexy photo shoot. Lydia tries to practice self control when it comes to communication with her crush.

The Plath men go surfing in LA, and Barry and Ethan have a heart-to-heart. Olivia takes a trip to get some clarity on her marriage. Moriah crashes boys' weekend and comes face to face with Ethan for the first time in nearly a year. Ken pops an unexpected question to Kim.

Ethan is left speechless after Olivia gets a body piercing. Ethan and Olivia host Micah and Moriah for their first ever Independence Day. Kim, Barry and the kids head back to the farm to welcome visitors from down under.

Max recruits Micah and Lydia to help out with a secret surprise for Moriah. Ethan and Olivia's relationship is on the rocks. Lydia prays for a family reconciliation with Ethan, and a change encounter takes her one step closer.

Lydia graduates high school and gets a very special visit. Micah, Moriah, Ethan, Olivia and Max decide it's time to move on from Cairo, but Olivia has one last thing to do before leaving town -- face her fears with Kim and Barry.

Ethan puts his foot down about his mom coming onto his property. Moriah and Olivia talk babies, birth control and boys. Also, the Plath family has an unexpected surprise for Micah on his 20th birthday.

Kim and Micah discuss the divorce, and he is surprised to learn she's ready to start dating. Olivia and her siblings bond in a bold, new way. Barry and the boys have a fun night out but miss Ethan. Moriah continues her healing journey by getting baptized.

Olivia and Ethan host Lydia Grace and her boyfriend for Christmas. Kim hesitantly sits down with Isaac, hoping he'll approve of her dating his flight instructor. Micah and Moriah struggle to reconcile with Ethan. Oliva and Ethan's marital tension resurfaces.

Nine flaxen-haired children from the Plath family have never had a soda, don't know pop-culture icons and have never watched TV, live in rural Georgia with their parents Kim and Barry Plath.

Kim allows Moriah to go to San Francisco with Olivia; Ethan finds creative ways to pass the time while Olivia is gone.

Olivia goes on a girls' trip with Helena and Moriah in hopes that it will be a stress reliever from her current marital problems. Sparks fly as Micah goes on a date with a girl he met online. Ethan takes extreme measures to cope with Olivia's absence.

Barry and Kim leave the farm for a night to celebrate their anniversary, putting Micah and Lydia in charge; the Plath kids party and some uninvited guests join them.