Brady arranges an anniversary re-do date in attempt to repair his relationship with Robyn, Nonie worries about her difficulty getting pregnant, and three daughters are graduating high school with hopes to move out for college.
Brady proposes a change that will create chaos with everyone's routine; daughter Karlie has returned and reveals a big secret.
Rhonda awaits the results of her mammogram; Robyn is writing and illustrating a children's book, inspired by her son's bullying.
The entire Williams clan travels to Seattle to visit Brady's parents; a hike to look for Big Foot; a gift to honor Stella's 5th year being cancer-free.
Brady and the wives tour local Seattle properties; Nonie reveals an exciting secret that will affect the entire family.
Rosemary sends daughter Taylor off on her mission trip in Peru, while Rosemary starts trying to get healthier; Karlie plans a family-wide decathlon for support.
The wives are frustrated with Brady's new side business taking up more of his time; a mega-date with Brady and the wives to go line dancing; putting on a film festival.
Brady surprises Rhonda with a trip to Las Vegas for their 15th anniversary; Robyn asks for two nights with Brady; Josh departs for a mission trip.
Brady has the homes appraised; Nonie finds out her baby's sex; Brady ends up in the emergency room when stress gets the better of him.
Discussing leaving the community puts the family at odds, Brady's suggestion to strengthen communication backfires.
Brady and his five wives prepare to celebrate Thanksgiving. Rhonda explores the possibility of adoption, causing Nonie to want a baby of her own. Meanwhile, Brady struggles to balance his busy schedule and attending his son's karate test.
Brady and Rhonda travel to Washington in celebration of their 10th anniversary; the wives are suspicious.
It's the holidays and the Williams are looking forward to spending time together. First wife, Paulie develops empty nest syndrome when her oldest kids start to fly the coop. Nonie throws the office Christmas party all on her own.
Roadblocks looking into adoption; a possible health scare; a teen daughter wants to start dating.
The wives lend support as Rhonda waits for test results. Rosemary's new ring brings Robyn's issues with Brady to the surface.
Preparing to celebrate Valentine's Day; Paulie's oldest son leaves for Africa; Brady gets a tattoo.
Answering the questions viewers want to know; from the pressures of polygamy to intimate bedroom details.
Brady and his wives sit down to talk about everything that happened on and off camera on the past season.