Abby returns to her hometown after hearing troubling news about the family inn facing foreclosure.

Abby considers leaving her Wall Street job and has an unforeseen showdown with her ex. Meanwhile, Trace has trouble explaining why he left Nashville and Jess wants to open a new business on her own.

Abby decides to stay in Chesapeake Shores and fight for custody of her daughters. Trace deals with troubling news concerning his past in Nashville. Mick suggests that Bree remain in town in order to get over her writer's block.

As Kevin remains missing, Mick, Nell and the rest of the O'Brien family nervously wait for more news; Abby goes to New York to fight for custody of her daughters; Trace continues to hide from his past, but a surprising new idea may have him returning to his music dream after all.

Kevin's fiancée arrives in town, surprising the O'Briens. Meanwhile, Abby gets tangled in a fraud investigation; and Trace receives bad news about the water-house property he covets.

Trace makes a confession regarding why he left Nashville. Meanwhile, Megan confronts Mick about past mistakes responsible for pushing her away; and Abby learns the truth about the fraud investigation from a surprising source.

Mick nervously faces a failing business deal; Abby is subpoenaed in the investigation against Wes; Kevin recovers from his fall at home while struggling to define his future with Georgia; Trace learns the warehouse property is still in reach.

Abby and Trace seem finally ready to move forward; Jess, David and Bree attempt to untangle their complicated love triangle; an emergency phone call puts Trace in trouble with the law.

As Abby sends her girls off to their first day at a new school, conflict arises between Trace and Wes about their roles in the family—complicated further by a Nashville recording label taking interest in Trace’s new demo with a former flame. Mick butts heads with his brother over family land.

As the nightclub opening nears, Trace spends late nights practicing with Leigh and his band, while Mick fights city hall to receive a live music permit. Abby receives a promotion at work, but it leaves her with less time to spend with the family and Trace.

After his band’s video goes viral, Trace receives offers from music executives, but tries to convince his band to give Mark Hall another shot. Abby, Nell and Megan spend some family time together preparing a princess birthday party for Carrie.

Abby learns her ex-husband is in a serious relationship navigates their new family dynamic. Abby misses Trace by her side as she explores the new co-parenting roles with Wes and his girlfriend. Pulled in many directions with work obligations, Trace misses out on family moments with Abby and the girls. Mick and Megan’s relationship continues to evolve, but is influenced by their past. Having worked independently for months, Jess adjusts to David’s return to the bed and breakfast. Also adjusting to a man in her life is Bree, who attempts to define her partially professional, partially romantic relationship with Simon. At the Chesapeake Shores Fire Department, Kevin enjoys a week of on-the-job training with Sarah. Meanwhile, Nell recruits Connor to investigate a contestant who is breaking the rules in an annual gardening competition, but a surprising discovery makes her rethink the plan.