Khloe invites her ex to True's first birthday party. Kourtney suffers anxiety about turning 40.
Khloe must figure out how to coexist with her ex after an awkward confrontation at True's party.
Kourtney and Scott approach the family for parenting advice, but some unwelcome input from Corey leads to a blowout argument between him and Scott.
Scott feels under pressure to make sure both Kourtney and his girlfriend Sofia are happy on a family trip to Finland.
Kim has a busy week as she prepares for the birth of her fourth baby, stars in a music video with Paris Hilton, and heads to the Met Gala. Kourtney feels violated when she realises someone has been stealing from her.
After the birth of her son, Psalm, Kim plans a surprise vow renewal ceremony for her husband to celebrate five years of marriage. When Kourtney's friends can't get along on a girls trip to Turks and Caicos, she must salvage the vacation.
Khloe's ex-husband Lamar releases a memoir. An old rumour resurfaces and Kris worries that it will spark a fight between her and Khloe. Kim is nervous to speak at a live press conference at the White House.
Kris is furious when some slanderous rumours circulate on the 25th anniversary of her best friend's murder. Kim struggles to disconnect from work while on a trip to Costa Rica for her daughter's birthday.
Kim and Kourtney plan a party for their daughters, but disagree over the candy theme. Kim receives criticism over the name of her shapewear.
When Tristan starts showering Khloe with gifts, she worries his grand gestures are an effort to win her back. After Kim and Kourtney learn that people are being sickened by toxic waste in a nearby community.
Kim og Khloe er rasende over, at Kourtney skjuler visse aspekter af sit liv fra kameraerne og forsøger derfor at fyre hende fra showet. Kim hjælper en ung mand, som for nylig blev løsladt fra fængslet.
Kris tager familien med til Wyoming for at lette spændingerne og styrke familiens bånd, men hendes plan giver bagslag, da de begynder at skændes. Kendall er begejstret for at tilbringe tid med Kylie.