Robyn finally announces her pregnancy to the rest of the family, starting with Meri. As the Browns continue to try to adjust to their new lives in Las Vegas, the older teens' discontent over their new life starts to bubble to the surface.
Date Night is important in a plural marriage and Kody needs to bring his A-game to keep his wives happy. From hitting the slopes to releasing pent up aggression shooting paintballs, all four wives are expecting Kody to bring the magic and some romance.
As the Sister Wives prepare for Kody's birthday, Christine tries to reconcile with Robyn by opening up about the problems she's had since Robyn joined the family. How will Robyn handle this brutally honest conversation?
Kody is followed for four days as he moves each day to the house of a different wife, and he opens up about how his life has changed since the move to Las Vegas. Also, the gender of Robyn and Kody's baby is revealed.
Kody and his wives return to his hometown for the first time as open polygamists, and he's not sure how his childhood friends will receive them. Also, Robyn and Kody announce the name of their baby.
What's the most awkward day of the year for a Polygamist? Valentine's Day! And how do the Browns handle monogamy's biggest holiday of love? This year, Kody takes his young daughters to a daddy-daughter Valentine's dance at their school.
The Brown family plan to have some family fun during camping on the Fourth of July, but the teenagers have other ideas. Christine's daughter, Ysabel, and Robyn's daughter, Breanna, move into Meri's house temporarily.
Logan, Mariah, Madison, and Hunter head back to Utah to visit their family and friends, but more importantly, to visit the happy home they left behind. How will they feel about being back and will they have any resentment or regrets since leaving?
Kody makes good on his promise to Meri escaping to Mexico for a romantic getaway. They climb ancient temples and swim with dolphins But despite all the romance, the conversation turns serious when Kody asks Meri about Robyn's offer of surrogacy.
The sister wives get makeovers and then head to the strip for a night on the town while Kody stays home and watches all the kids. How will they react when they come face-to-face with all the adult entertainment Vegas has to offer?
Kody heads for the Las Vegas strip for a guys' night out on the town, testing his wrestling skills against a mixed martial arts fighter and answering his friends' questions about his lifestyle. Meanwhile, the wives help set up Robyn's new nursery.
Desperate to get their family back together, the Browns put money down to hold land in order to build homes altogether on one cul-de-sac. But the shockingly bad credit of one wife could hold back the entire family.
The teachers are in for a big surprise when Kody and the wives all attend Parent/Teacher conferences for their kids. Later, Logan graduates from college, but not without some family mayhem. And Kody demands an answer from Meri about having another baby.
The Browns plan a vacation with their polygamist friends, the Dargers as they headi to the beach for some polygamist fun in the sun. For the first time we'll meet another polygamist family and discover how they're the same, or different from the Browns.
The dark side of polygamy is uncovered when the Brown teenagers volunteer for an organization that helps people escape from abusive polygamist families.
Tensions rise as the Sister Wives fight for the bonus features they want for each house. Who stays in budget and who goes way over? Later, the Brown family digs deep when the family pet is ailing. A compromise leaves them all in tears.
With the Sister Wives living separately for over a year now, the Brown family structure is falling apart. After stressing out over finances, the wives try hard to start a web business, and Christine makes another attempt to pass her real estate exam.
The wives plan a dream pilgrimage across country to Nauvoo Illinois, the birthplace of American polygamy. But the three-day road trip turns into much more than they bargained for as tempers start to flair and relationships get tested.
As the Browns prepare a proper send-off for Logan's graduation, Kody and the wives push hard to get moved into their new homes before Christmas. Will all the pressures of moving and decorating for the holidays get the better of them?