The beloved Brown family returns with the sound of wedding bells for Aspyn and Mitch, but not all is bliss for the four wives. All mayhem breaks loose when Kody reveals the family doesn't have the money to support Meri's bed and breakfast venture. Plus, old wounds are reopened when Meri revisits her catfish experience. Meanwhile, wedding fever is in full swing when Mitch pops the question and Aspyn says yes. Maddie and Caleb, who recently welcomed baby boy Axel into the world, decide it's time to move into a place of their own and Janelle has a hard time letting go. Christine is confronted with the daunting reality that her daughter Ysabel may need surgery for her scoliosis. Further adding to the chaos, Kody drops a bomb when he announces he wants to move the family out of Nevada and to a new state.