After revealing his polygamy to the world the newly elected Bill goes even further out on a limb by calling publicly for more polygamists to come into the open while Barb talks Nancy, her mother, into attending a mother-daughter symposium.

Bill fights for his right to be sworn in as senator; Barb, Nicki, and Margene struggle with personal revelations and changed public profiles.

As Bill prepares for the opening of a new addition to his hardware store chain, he receives bad news about his father's health, and also deals with trying to balance the needs of his three wives.

The family dates Ana as a group. Barb awaits test results and takes steps to address Nicki's apparent infertility. With Margene by his side, Bill pursues the casino. Sarah makes plans to go to school out of state, but encounters obstacles. Don is forced into monogamy. Roman attempts to blackmail Bill into finding Rhonda. Frank introduces new wife Jodean to Lois, with explosive results.

Bill finds success in the Senate but finds new roadblocks set up by the Mormon church. Barb comes to a new conclusion about her life. Cara Lynn's adoption faces a new obstacle. Lois recalls her past with Frank.

Bill gets a new home security system, Nicki throws a birthday party, new neighbours move in, and Margene meets her mother-in-law. Meanwhile, there's a break-in in Bill's hardware store.

Bill goes on a hunting trip with his son Ben, Barb tries to get accredited as a full-time teacher, and shopaholic Nicki realizes she can't pay her credit card bills. Meanwhile, Sarah goes to a house party but ends up needing her friend Heather's help.

Sarah, Ben, Heather and Frankie attempt a risky mission to Juniper Creek to find Frankie's mother; the Henricksons adjust to cramped living conditions after a recent arrival; Bill turns to his brother-in-law for help in securing a loan; Nicki mulls going back to her job at the DA's office; Roman hints at plans for a comeback.

With a revenge-minded Joey in tow, Bill makes an emergency trip to Mexico after Lois and Frank's latest smuggling escapade backfires. Nicki is jolted by a doctor's news, but even more flummoxed by Adaleen's shocking revelation. Margene offers up a novel remedy to keep Ana from leaving the country with her fiance, Goran. A bomb scare rocks the casino.

The Henricksons' holiday cheer is tested by family revelations. Alby's purification of Juniper Creek leads to a defection.

Bill refuses to give in to Barb's vision of the church; Nicki chafes at the status quo; Margene looks to rally the children of polygamy.

While Bill seeks protection against the religious compound led by Roman Grant, things heat up between the sister-wives over Margene's overtly sexual behavior. Roman "The Prophet" asks Bill's father to act as a go-between to deliver a message to his son, and the Hendricksons get together for a family dinner with Bill's business partner and his three wives. Meanwhile, Margene pressures Bill about buying her a car and Ben goes out on a date with a girl that seems too mature for him.

Bill attends the funeral of Frank's first wife Roberta at Juniper Creek, and strikes a deal with Roman. With Roberta out of the picture, Bill's mother Lois attempts to rise up on the social ladder at the compound, and Barb and Nicki find themselves in a hairy situation at Henrickson Home Plus.

Bill considers running an expensive advertising campaign, Barb finds out about Nicki's secret, and Margie goes to church with Pam, their neighbor. Meanwhile, Sarah brings home a surprise guest, and Ben goes on a trip with his friends.

Bill and Roman's disagreements result in lawsuits from both sides as well as unwanted houseguests from the compound. Sarah learns about her family's history from her grandmother and Joey confides in Barb.

Bill wants to throw a party to celebrate Don's plans of getting a fourth wife but Nicki's massive credit card debt weighs heavily on his mind. Pam's friend attempts to make his moves on Margie, but she is preoccupied with wanting to know more of how she became a part of the Henrickson family.

Bill and Don investigate who's responsible for ruining one of the Home Plus advertising signs. Alby gets the police to look into the poisoning case. Meanwhile, Nicki is mad at Bill for his forgetting their anniversary.

Bill, Nicki and Cara Lynn travel to Washington, D.C., where Bill tries to land an endorsement from Congressman Clark Paley while mending things with Nicki. Meanwhile, Margene's on-air triumph is tempered by a case of mistaken identity; Joey goes to extremes to safeguard a secret; and Barb and Sarah hit a young Native American woman with their car.

Pressed by Coburn to state his intentions, Bill gets his family to stage an elaborate rally announcing his candidacy. He isn't so lucky when an audit uncovers insurance discrepancies caused by his multiple wives. To protect his secret and save his candidacy, he ends up asking Don to take the fall, and moves up his announcement by three days.

Bill eyes a wedding as a chance to reseal his commitment to his wives; Alby makes a game-changing power play.

Both Bill and Barb get social recognition as Barb is selected as a finalist for a "Mother of the Year" award and Bill is asked to become a member of the Salt Lake City Leadership League. Meanwhile, the sister-wives draw up their wills, and Rhonda gets to know what life outside the compound is like for teenage girls when she hangs out with Sarah and Heather.

After they're outed as polygamists, Barb decides to leave the family while Bill starts an investigation of who leaked the information. Meanwhile, Sarah attends a support group for ex-Mormons

Bill attempts to sign the deal on the video poker devices before Roman. Joey and Wanda are having a rough patch and Joey wants Barb to help them. Meanwhile, Nicki's upset with the Catholic summer school Wayne is attending. Finally, Bill is captivated by a pretty waitress.

Bill seeks his wives' advice regarding the video poker business. Barb tries to reconcile things between Sarah and Heather. Meanwhile, Lois seeks revenge on Frank.

Bill wants to add a Native American businessman as a partner for his casino and sniffs for a clue of why his family has been snubbed for a big upcoming block party. Meanwhile, Barb would love to add Ana to the fold, and Adaleen has Nicki doing some spying for her. Also, Alby's secret life has gotten him in trouble.