Single teenage mom Farrah starts dating against her family's wishes while Maci begins planning her wedding to fiancé Ryan. Catelynn moves back home with her disapproving parents and Amber's anxiety about being a mom gets the best of her.

Bristol returns home after a weekend away and has a heated argument with her husband. Cheyenne and Cory close co-parenting relationship causes issues with Cheyenne’s boyfriend Zach. Amber welcomes her son James.

Farrah's mom confronts Simon at Sophia's 7th birthday party after he posts an old mugshot of her on social media. Amber deals with the latest rumor in the media about Matt.

Maci and Taylor question their decision to have their wedding so soon, while Farrah and Simon get some relationship advice from Dr. Jenn. Catelynn is homesick so Tyler and Nova visit her at her treatment facility.

Farrah calls the police on her own mother after they get in a big fight, while Amber faces a pregnancy scare that could prevent her from ever finishing high school. Maci takes her ex, Ryan, to court for child support, and Catelynn is upset to find out she has to move out of boyfriend Tyler's house and back in with her unpredictable family, an hour away from their high school.

Maci and Taylor work on their marriage in counseling while Farrah goes on a date with Assaf, whom she picked on last week's aftershow. Gary asks Amber to help him surprise Leah with a new house.

Farrah asks her mom to watch Sophia for a month, Amber is blindsided when Leah doesn't want to see her and Maci doesn't want Bentley going over to Ryan's parents house every weekend.

Catelynn and Tyler finally say 'I do'! Maci and Taylor buy an online t-shirt business while Amber and Matt decide to flip houses. Farrah and Debra argue when Farrah lets her know she doesn't trust her to take care of Sophia.

Amber and Gary finally settle their custody dispute over Leah. Farrah plans a move to LA, but questions her relationship with Simon. Catelynn and Tyler debate having another baby.

Cate and Tyler meet with Brandon and Teresa. Maci tells Ryan and his family she’s having a baby with Taylor. Amber confronts Gary about his flirting. Farrah is hurt after not bring a part of the season from the beginning.

A year after the adoption, Catelynn and Tyler have an emotional reunion with their daughter Carly. Amber & Gary try to work out custody of Leah now that they are broken up and dating other people. Farrah's mom sets her up on a date with a new guy, and Maci & Ryan battle over parental rights once and for all.

Amber & Gary try to get the no contact order lifted so they can raise Leah together as a family. Maci tries to cut Ryan out of her life, and Ryan makes a decision about taking Maci to court. Farrah makes an unexpected choice about moving away, and Butch moves in with Catelynn & Tyler, who make a hard decision about Carly.

Cate and Tyler plan a party to reveal the gender of their baby. Maci struggles with the fact that Bentley is starting kindergarten. Gary invites Amber to be a part of Leah's first day of kindergarten.

Tyler and Catelynn have an emotional goodbye as she heads to a treatment facility for her anxiety and depression. Maci and Taylor buy a bigger house to fit their growing needs.

Farrah and Sophia visit Sophia's father's grave; Amber and her mother argue; Maci struggles to keep up; Catelynn and Tyler want to invite their daughter to graduation.

Farrah and her parents take a trip to Arizona - but end up arguing the whole time, and Catelynn reunites with her father for the first time since the adoption. Amber reaches out to Gary to re-unite her family on the emotional anniversary of a tragedy, while Maci considers withdrawing from school.

Farah returns from her business trip and shares a life changing decision with her parents. Maci and Ryan celebrate Halloween as a family while Catelynn and Tyler go to Hawaii for their honeymoon.

Amber worries she’s developed a new addiction to food and consults a doctor about her weight. Farrah decides to open a frozen yogurt shop, while Tyler’s concerned that Catelynn is falling back into her old, bad habits.

Farrah leaves for a month long business trip and has a last minute change of heart on who can watch Sophia while she is away. Maci and Ryan celebrate Bentleys 7th birthday together while Catelynn has post wedding blues.

Simon comes back into Farrah’s life and Catelynn and Tyler are concerned when Butch starts dating. Maci is overwhelmed with life and needs Taylor to step it up and Amber wants to take Leah on a trip but Gary has all the power.

In an attempt to keep Matt’s son sober, Amber and Matt invite him to move in. Farrah visits Derek’s family, but quickly returns home to deal with her next business venture... and her mom. Catelynn and Tyler attempt to celebrate their first year of marriage, but are worried that they may not see Carly this year; and Maci celebrates at her bridal shower while Ryan tries to apologize to his dad.

Maci decides to enroll Bentley in daycare while Amber prepares to go to rehab. Catelynn and Tyler Celebrate Carly's second birthday, and Farrah has change of heart about leaving daughter Sophia behind when she moves.

Catelynn and Tyler have an emotional second year visit with their daughter Carly. Amber struggles with missing her daughter Leah during her first weeks of rehab as Farrah says farewell to her life in Iowa. A disagreement with Ryan disrupts Maci & Kyle's relationship.

Amber’s family questions Matt’s intentions when his past is revealed. Catelynn leaves Nova under April’s care. Maci and Taylor find their dream home. Simon meets Sophia and Farrah pressures him for an engagement.

Farrah struggles with taking Sophia to visit Derek's family. Ryan is annoyed that Maci has all the control over Bentley. Catelynn deals with anxiety when Nova meets Carly.