Catelynn and Tyler work out their differences, Cheyenne disapproves of Cory's girlfriend, Maci is wary about speaking with Ryan, and Amber discusses her spat with Jenelle.

Cory and Taylor grow closer, Maci tells Bentley about Ryan's arrest, and Cheyenne doesn't think Cory understands the complexities of Ryder's genetic disorder.

Catelynn gives birth to her third daughter; Cheyenne starts dating someone new and it doesn't take long for Cory to find out; Maci worries that Maverick's stutter could be a symptom of something serious.

Maci and Taylor have a photoshoot debuting their toddler line; Ryan's family prepares for his release from prison; Catelynn worries that Nova isn't adjusting to her new sister Vaeda, so decides to buy her a pony.

Ryan returns home after spending 90 days in jail and Maci is disappointed he doesn't make more of an effort with Bentley; Cheyenne and Matt's relationship is getting serious.

The ladies take their first girls' trip together in 10 years to Florida; excited for a chance to be away, Catelynn breaks the news to Nova, who doesn't take it well; Maci plans a birthday surprise for Amber at a drag show.

Catelynn celebrates Mother's Day at home, while Tyler visits his sister in Texas and discovers that Butch has relapsed; Maci goes to Washington to advocate for PCOS; Cheyenne is shocked at Cory's girlfriend's behavior.

Maci is hesitant to get Taylor a dirt bike for his birthday, Cheyenne is annoyed by the timing of Cory's vacation, and Amber and Gary discuss treating Leah's panic attacks.

Cheyenne meets Matt's family, Maci and Taylor discuss their birth control options, Catelynn and Tyler cause a stir on social media, and Amber gets answers about her health.

Amber feels she’s at a breaking point with Andrew. Cheyenne takes a trip to wine country with Matt and Ryder to test out if he can handle parenting Ryder. As Mackenzie tries to prepare for a fitness competition, Josh goes MIA.

Maci takes Bentley to a counselor, Catelynn and Tyler reunite with Carly, Mackenzie gets devastating news, Cheyenne addresses Taylor's racist tweets, and Amber is arrested.

Mackenzie confronts Josh about his alleged infidelity, Cheyenne's boyfriend moves to L.A., and Catelynn shares an anniversary surprise with Tyler.

Catelynn, Maci and Cheyenne visit Amber to support her first court hearing. Maci lets Bentley go golfing with Ryan, while Cory tells Cheyenne her priorities are not on Ryder. Mackenzie throws a birthday party for Gannon.

Cheyenne throws her first fundraising event for VLCAD support. Amber’s custody battle takes a turn when Andrew petitions to move James to CA. Maci strives to support PCOS Awareness Month. Mackenzie tries to file for divorce but Josh refuses to sign.

Gary takes Amber to anger management class after audio is leaked from a dispute. Catelynn visits her psychiatrist after listening to Amber’s audio leaks. Cheyenne decides to start an event planning business. Maci invites Ryan to Bentley's bday party.

Maci's restraining order against Ryan is an obstacle on Bentley's birthday, Mackenzie gets an opportunity through cheer, and Cheyenne works on her event planning business.

Amber is shocked when home security footage leaks from the night she was arrested. Andrew decides to share his side of the story. Catelynn confronts her mom about the trauma she experienced when she placed Carly for adoption.

Amber starts a new romance, while Catelynn considers starting a career as a vet tech. Maci is content co-parenting with Jen, Ryan's mom, but Ryan is frustrated. Cheyenne ends her relationship with Matt, while Corey leaves to compete on The Challenge.

Amber’s new boyfriend comes to visit. Maci contemplates sending Bentley to a private school. Cheyenne enrolls Ryder in a preschool prep class while Cory is away competing on The Challenge. Catelynn and Tyler catch Ashley in a lie.

Cheyenne rushes Ryder to the hospital, Amber arranges for Dimitri to take a lie detector test, and a grief-stricken Mackenzie takes a business trip to Florida.

Amber seeks advice from her psychiatrist when she begins to pull away from Dimitri. Catelynn finds an organic baby food company and travels to NY to consider a partnership. Cheyenne is nervous to let Cory know that Ryder was hospitalized.

As Cory and Taylor prepare for their gender reveal party, Cheyenne worries that Cory’s attention might shift once the baby is born. Catelynn and Tyler celebrate Vaeda’s 1st birthday. Amber’s brother visits and questions Dimitri’s intentions.

Mackenzie and her family help each other heal, Cheyenne worries about how Ryder will adjust to having a half-sister, and Catelynn and Tyler look into gender selection.