The Biermann family has a lot on its plate; Ariana finds her first true love; Brielle wants to move out; Kroy searches for a new career; with prom coming up, Kim focuses on turning her daughter into a princess.
Kim wants her children to live under her roof forever; Brielle ramps up the search for a place of her own; Ariana recruits the family's nanny to aid in her quest for a driver's license; Rose, the family psychic, tells some unwelcome truths.
After a break-in hits too close to home, the Biermanns get serious about self-defense and attend a gun safety course; Brielle finds the perfect apartment before getting Kim and Kroy's blessing to move out.
Kim wants Brielle to stay, while Kroy wants her to move out; they lay down the law with Ariana insisting she go to college; the Biermann clan contemplates its future, and a new idea percolates -- conquering the coffee industry.
It's the dating game and a now-single Brielle is on the hot seat; the Biermann clan spends some time in a food truck worker's shoes.
A self-proclaimed hater of change, Kim is horrified by the prospect of turning 40; while Kroy tries to convince Kim to celebrate the occasion in style, they grapple with a frightening health issue; a shocking announcement from Brielle.
Kim's 40th birthday extravaganza is a gambling-themed party, but she's really hit the jackpot when it comes to her family and friends; the guest list includes Kim's estranged brother, her OBGYN, and pretty much every boy Brielle has ever dated.
Brielle moves out; Kim strives to cope with the new Brielle-sized hole in her heart as her six children grow up too fast around her; when Ariana tries her hand at improv comedy, she's not sure the acting thing is really her scene.
Brielle spreads her wings and tries to live on her own, only to learn she's more of a homing pigeon; Kim is happy to have Brielle back in the nest, especially since Ariana is looking to get her driver's license and fly the coop.
The Biermanns go to Miami on a family vacation that will culminate in the world premiere of Kim's new song for Key West Pride; while the family takes a swamp boat tour and swims with dolphins, Kim grapples with her fear of performing.
As Kim's Pride appearance approaches, her fear grows; her family rallies behind her to give her the courage to sing her new song; the entire Biermann bunch is in flux, between moving out, switching rooms or going to school for the first time.
The Biermann family takes a trip down memory lane, from Kim meeting Kroy for the first time to their vow renewal in the Turks and Caicos Islands; a look back at Kroy's adoption of Brielle and Ariana and the births of the four youngest Biermanns.