Frankie, Grace, Sol, Robert and Bud become trapped in an elevator after signing their divorce papers, and remember a pivotal weekend spent at the Beach House five years previously. Sol and Robert attempt to tell Grace and Frankie about their affair but are interrupted by the arrival of the kids, who include a heavily pregnant Mallory, and Coyote in the height of his drug addiction. As events escalate, Mallory gives birth, Grace decides Brianna should take over her business, and Bud discovers his father's relationship with Robert but decides to keep quiet.