Jeff is forced to revisit his past when he is faced with his ex-fiancee. Maddie struggles with the news about Deacon's illness. Juliette is eager to get back to work after the birth of her daughter.

Rock star Marcus Keen makes demands on Rayna as she struggles to tend to those around her. Layla and Jeff get into a lover’s quarrel. Jeff arranges for a journalist to shadow Juliette on tour, but after another emotional setback, she leans on pills and alcohol to get through her days, and Zoey returns to see Scarlett.

It’s the wedding viewers have longed for when Deacon and Rayna tie the knot, complete with captivating music performances by series regulars Charles Esten, Clare Bowen, Sam Palladio, Lennon Stella and Maisy Stella as well as cameos by Jay DeMarcus of Rascal Flatts and singer/songwriter Jim Lauderdale portraying themselves. When the loving couple are ambushed by paparazzi after their intimate rehearsal dinner, Deacon’s hot-headed reaction casts a pall on the plans and forces a change of venue. Meanwhile, wedding guest Avery is struggling to keep up with the lies Juliette is forcing him to message to press in her absence.