While Wes' new practically perfect girlfriend reminds Abby that she might be the only "mom" in Carrie and Caitlyn's life; David and Simon's presence in Chesapeake Shores puts Jess and Bree in an unusual position.
Chaos reigns with the closure of the Bridge; the O'Briens are at war over Bree's manuscript; Kevin is heartbroken visiting Sarah's family in Philadelphia; Trace and Abby's relationship is cast into doubt.
Elizabeth and Jack receive upsetting news from their families in Hamilton that could tear them apart. Meanwhile, Abigail tries to find forgiveness in her heart for Bill as Lee enlists Rosemary's help to fight Gowen.
Elizabeth and Nathan uncover Oliver's secret, and Rosemary worries Lee has a secret of his own. Allie's interest is piqued when Earl Wyatt returns to town.