Episode 1
Jenelle decides to terminate a pregnancy; Kailyn has a baby shower; Leah struggles with Ali's diagnosis; Chelsea contends with Adam having another baby.
Episode 2
Jenelle meets a new guy; Chelsea has her first day of school; Kailyn and Jo fight about her move to Delaware; Leah goes on vacation.
Episode 3
Ali will need to use a wheelchair; Jo and Kailyn fight about Isaac's drop-off; Jenelle and Nathan decide to cohabit.
Episode 4
Jenelle moves in with Nathan; Chelsea invites Adam to pick up Aubree from pre-school; Kailyn and Javi put in an offer on a house.
Episode 5
Jenelle and Nathan discuss having a child together. Corey has a difficult time with the news that Ali needs a wheelchair. Kailyn starts planning for her wedding.
Episode 6
Chelsea throws Aubree's birthday party; Kailyn and Jo got to court; Jenelle and Nathan believe they are pregnant; Jeremy returns home after passing out at work.
Episode 7
Kailyn has a meltdown; Leah and Jeremy meet with Corey to discuss Ali starting school; Aubree meets Adam's baby; Jenelle learns a plea bargain may be possible.
Episode 8
Adam sends Chelsea a visitation request; Jenelle undergoes surgery; Kailyn goes for a fitting for her wedding dress; Leah and Corey support Ali on her first day of school.
Episode 9
Aubree attends her first dance class; Jeremy and Leah disagree; Jenelle and Barbara argue about Barb's fight with Nathan; Kailyn realizes her mother will not attend her wedding.
Episode 10
Kailyn and Javi celebrate their wedding; Chelsea graduates from esthetician school; Jenelle accepts a plea; Jeremy turns down a local job.
Episode 11
Javi takes Isaac to Jo's; Adam responds to Chelsea's objection; Ali tests her wheelchair; Leah struggles with Jeremy's absence; Jenelle and Nathan get exciting news.
Episode 12
Kailyn's baby is born; Chelsea struggles with the visitation agreement; Leah and Jeremy focus on their relationship; Jenelle is pregnant.
Episode 13
Javi returns to work, leaving Kailyn with the children; Jo finds a new apartment; things get worse between Nathan and Jenelle; Chelsea receives news about Adam; Leah learns the cause of Ali's illness.
Episode 14
Jenelle learns the gender of her baby; Ali becomes aware of her condition; Kailyn strives to raise two children and maintain her marriage; Chelsea receives unexpected news.
Episode 15
Jenelle and Nathan prepare for his approaching jail time; Chelsea moves into her new house; Kailyn invites Jo and Vee to Isaac's birthday party; Leah struggles after receiving bad news.
Episode 16
Leah begins taking anxiety medicine; Kailyn and Javi visit Joe and Vee's apartment; Nathan gets ready for jail; Jenelle worries about being alone; Chelsea meets with a lawyer.
Episode 17
Jenelle struggles to take care of Jace while Nathan is away; Leah and Jeremy disagree over finances; Chelsea looks into Adam's legal charges; Kailyn celebrates her birthday.
Episode 18
Leah and Jeremy visit Ali's specialist; Jenelle and Nathan reunite upon his release from jail; Chelsea learns about Adam's court appearance; Javi departs on a trip for work; Kailyn feels lonely.
Episode 19
Jo and Vee visit Kailyn, whose estranged mother has shown up; Chelsea gets word about her esthetician license; Corey's father helps Leah with Ali's wheelchair; Jenelle starts the divorce process.
Episode 20
Chelsea must deal with the consequences when Adam is arrested again; Leah tries to manage jealousy between the twins; Nathan and Barbara clash; Kailyn tries to explain Javi's absence to Isaac.
Episode 21
Jenelle and Barbara clash over Jace's behavioral difficulties; Kailyn tries to get the children ready for Javi's return; Leah takes Corey to court; Chelsea learns of Adam's new girlfriend.
Episode 22
Kailyn and Jo disagree about Isaac's visitation schedule; Chelsea meets Adam's new girlfriend; arguments erupt at Jenelle's baby shower.
Episode 23
Jenelle gives birth to a second son; Leah learns that Corey wants full custody of the girls; Isaac leaves for summer visitation with Jo; Chelsea is shocked when Adam's ex returns.
Episode 24
Leah and Corey face each other in court; Kailyn and Javi adjust to their new life; Chelsea deals with another of Adam's arrests; Jenelle tries to build a family for Jace and Kaiser.
Episode 25
Jenelle approaches Barbara about gaining custody; Kailyn reunites with Isaac; Chelsea tries to move on romantically.
