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; tensions grow among the Briney sister wives, April and Auralee, and Angela Briney wonders what she has gotten herself into.