The Brineys, Snowdens, and Alldredges are in various stages of seeking a sister wife. With the arrival of their third wife, the Brineys all move under one roof. After a breakup, the Snowdens begin their search, while the Alldredges seek their third.
The Alldredges and Snowdens hope to finally meet their online potential sister wives face to face. Meanwhile, tensions grow among the Briney sister wives, April and Auralee, and Angela Briney wonders what she has gotten herself into...
April & Drew Briney celebrate a milestone anniversary, while Angela & Auralee tend to the children. The Snowdens forge ahead with potential sister wife, Joselyn. The Alldredges regroup after Melina not showing up and focus on Vanessa's pregnancy.
Vanessa's pregnancy is in jeopardy and she faces a life threatening surgery. The Snowdens meet up with Joselyn to see if she will come clean about sleeping with Dimitri. The Brineys go camping in hopes of easing the tension amongst the three wives.
April struggles with leaving Utah and threatens to tear the Briney Family apart. The Snowdens decide whether or not to forge ahead with a potential sister wife, Jakira. The Alldredges find out Melina's decision.