Harper is a best man yet again when his friends reunite in paradise for Quentin's impending nuptials; Jordan, Lance, Murch, Robyn, Candace and Shelby each react differently to Harper's chance to turn "Unfinished Business" into a movie.
Lance finds inspiration at Quentin's wedding; Jordan questions her work-life balance; Harper makes a decision about "Unfinished Business: The Movie"; Candace and Murch reframe their relationship; Robyn searches for peace; Shelby declares war.
Robyn is concerned when Harper pushes to level up his career as well as their home; Jordan gets creative to save a new show; Shelby struggles to elevate; Lance searches for passion and purpose; Murch discovers new strength.
Lance returns to glory as he encourages Lance Jr. to stay on the same path; Candace pursues a new thesis advisor; Murch tangles with a "Karen"; Robyn vibes with a kindred spirit; Quentin struggles to take over the family business from his father.
During New Year's, Jordan tries new love, Quentin and Lance face new parenting challenges, Murch explores a new pastime and Candace puts on a party hat; Robyn and Harper pursue new work dreams; Shelby contends with a new type of "hot."
Harper and Robyn contend with work-life conflicts as his movie premieres; Jordan, Lance and Quentin grapple with revelations about their loved ones; Candace is challenged at school; Murch fights for respect; Shelby battles mother nature.
Harper and Robyn contend with priorities and conflicts; Candace and Murch discover each other's secrets; Jordan receives surprising news; Quentin rebels against new boundaries; Lance faces off with LJ; after a scare, Shelby takes on a caretaker role.
The friends help Lance as he grapples with a family crisis; at Quentin's, ugly truths unfurl right before a huge celebration; Harper and Robyn struggle to redefine their relationship; Jordan considers the road less traveled; Shelby considers reality.