With Lydia and Zac's upcoming nuptials, discontent grows amongst the Plaths. Kim and Isaac struggle to see past Zac's red flags. Veronica's unexpected attendance has everyone on edge, and Ethan makes a dramatic exit.

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.

Veronica secretly turns to Olivia as tensions grow with the Plaths. Zac feels like an outsider when he tries to spend time with Lydia's brothers. Kim gets vulnerable with Barry about their unsettled divorce. Veronica spills the beans on the state of her and Micah's relationship.

Barry and Ken have an awkward exchange. Isaac is devastated over his decision to leave Kaylynn. Barry turns to a matchmaker as he embarks on his dating journey. Ethan decides the only way to get Teegan back is by doing something very unexpected.

Old wounds resurface as the Plath family navigates their issues. Kim throws a "starting over" party, but tension follows when Lydia shows up to work. Moriah has fun wig shopping with Ethan and Amber, followed by a Halloween outing where Isaac blindsides Kaylynn.

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.

Tensions linger after the wedding as the family confronts Veronica; Micah faces tough questions about his relationship.

Lydia and Zac visit Micah and Veronica at their home hoping to build a better bond before the wedding; Ethan and Isaac have a fun double date with their girlfriends; Veronica stuns Micah in therapy with a scandalous allegation about Teegan.

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.

Ethan and Olivia go camping with Micah and Moriah, but navigating their marital issues makes things a bit awkward for the group. Lydia struggles to stop texting her special friend, which puts her in the hot seat with Kim and Barry for the first time ever.

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.

Ethan and Amber arrive back in Cairo after the drama in Boca. Lydia goes wedding dress shopping with her mom and sisters. Micah and Veronica meet up to discuss their relationship. Kim and Barry discuss the intimate side of marriage with Lydia and Zac.

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.

As Isaac and Kaylynn deal with the fallout from Halloween, Barry is ready to start dating for the first time in 25 years. Kim puts her trust in Lydia's hands as she attempts to mend old fences. Ethan wrestles putting it all on the line in a make-or-break decision.

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.

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.

Kim and Barry are together for the first time since the family learned of Kim dating Ken. Moriah attempts to break the ice and reaches out to Ethan during his road trip. Olivia extends an olive branch to Micah, hoping he's willing to meet with her on her terms.

Micah and Veronica navigate the emotional aftermath of Micah's infidelity ahead of a trip to Georgia for Lydia's surprise proposal. Ethan goes down memory lane with new girlfriend Teegan before confronting Lydia about her decision to marry Zac so quickly.

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.

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.

Lydia's whirlwind romance with her new boyfriend, Zac, catches everyone by surprise. Micah is caught in the middle of an ongoing feud between Moriah and his girlfriend, Veronica. Ethan has growing suspicions about Zac after learning about their plans for the future. Veronica seeks out the help of a secret new friend.

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.

Olivia's therapy session leaves her contemplating some major changes with Ethan. Moriah and Max debate over her revealing outfits. Barry takes Isaac and Micah golfing for some quality father and son time. Micah goes on a date with Helena.

Lydia and Ethan reconnect for the first time in months. Micah takes Helena to meet Ethan and Olivia, which raises questions if they are more than friends. Also, Max fears Ethan and Olivia don't approve of him, and Lydia opens up about her crush to Kim.

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.

While Micah and his girlfriend embrace their future together, Ethan returns to the farm and gets real about some of the ways he and Olivia went wrong. Moriah talks music and heartbreak with her bestie and Olivia and Lydia Grace rebel against their roots and host a sex party!

Life in Plathville is looking very different these days. Moriah leaves Tampa behind. Kim throws caution to the wind and fulfills a lifelong dream and Micah walks away from his busy life in LA when a mysterious girl steals his heart.

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.

Micah bartends at his friend's art show, where things heat up with Antia. Meanwhile, the rest of the family reunites with Barry in Cairo, but Kim is excluded because Ethan and Olivia do not want to see her.

The entire Plath family joins Moriah in Tampa to prep for her music video shoot but concerns grow over Kim and Barry being able to sleep under one roof. Olivia and Lydia Grace try their luck at speed dating, but no one measures up to a certain someone Olivia already has her eye on.

Ethan continues to try to win back Teegan's heart, but Moriah, Isaac, and Kaylynn worry it's too little too late. Ken confronts Kim about her weight. Lydia dishes on the intimate details of married life. And a worried Kim drives to Wisconsin to check on Ethan.

Ethan, Olivia, Micah and Moriah celebrate Ethan's birthday in Jamaica! The trip takes a turn when Micah and Moriah confront Olivia about her issues with Kim. Barry arranges a river trip, but when Olivia hears that Kim is going, she makes a tough decision.

Micah meets with Max to get to the bottom of Max and Moriah's breakup. The divide between Kim and Barry quickly grows, leaving the future uncertain. Moriah opens up to her family about her breakup, resulting in questions that leave her stunned.

The Plath men bond over their muscles at the gym, Olivia takes a huge leap and steps into the single scene with her sister, and Ethan decides it's time to break the ice and visit his mom.

Ethan struggles to find balance as he is pulled between Olivia and his own family. Barry and Micah strengthen their new bond. Olivia reunites with her estranged sister and attempts to rebuild the past. Kim considers dating again as her divorce progresses.

Barry reaches out to Ethan after two years with shocking news. Ethan's hesitation about seeing his mom leaves Kim feeling excluded from an important family discussion. Moriah and Olivia rebel against their past and try pole dancing!

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

Kim and Barry's marital issues become undeniable, leaving the family reeling. Ethan keeps a secret from Olivia, but gets forced to reveal his hidden past. Moriah spends a cozy night with Nathan. Micah tries Indian food for the first time.

Olivia feels shocked when Ethan reveals that he's been keeping a secret from her for months. Micah goes on a double date. Kim opens up to the little girls about their separation, resulting in some very tense discussion.

Tensions are high in Tampa as Ethan returns home from Cairo to face Olivia. Moriah's ex-boyfriend posts a video on social media that releases a new flood of emotions. Kim comes to visit Moriah and opens up about her own relationship issues.

Ethan and Olivia remain at odds over the future of their marriage, Kim ponders her next steps with Ken, and Ethan visits Cairo and reveals big news to his family. A visit to a tarot card reader leaves Olivia reeling and questioning her future.

Kim and Barry deal with the frustration of a drawn-out divorce. Back in LA, Olivia shares with her friend where things went wrong with Ethan and what she's looking for in her next relationship. Ethan and Micah return to Cairo to help throw a surprise birthday party for Lydia.

Micah celebrates a wild 21st birthday at a strip club with Ethan and Olivia. Moriah confronts Lydia about her recent meet ups with Max. Kim moves back home, and she and Barry discuss the future of their relationship.

The Plath children all gather at their farm to celebrate the birthday of their deceased brother. Everyone but Kim is invited, which has her feeling left out yet again. When Kim informs them that she will be at the gravesite, Olivia is overcome with panic.

Moriah tags along with Micah to go to LA where she shares more details of her breakup, confirming Micah's suspicions. Ethan has a big secret he's keeping from Olivia. Tensions rise when Kim invites Nigel, a friend from the gym, to the house for dinner.

Kim and Micah share first-ever cocktails together, and Kim reveals the reasoning behind her parenting choices. After years, Ethan and Barry finally make amends, but Ethan keeps new secrets from Olivia. Lydia asks Kim tough questions.

Olivia and her long-distance boyfriend rendezvous in Arizona for a romantic getaway. It's lights, camera, action for the Plaths as they help Moriah shoot a music video for her new album. As Veronica gets to know Kim, she quickly learns its Kim's way or the highway.

Moriah keeps her promise to Max and introduces him to her family.

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

Barry and Kim sit down with the kids to speak about more changes in the family. Moriah showcases her personal rebellion in the form of a tattoo. Ethan and Olivia say goodbye to Tampa while Moriah hosts her sisters for a special girls weekend.