The fourth Waltons reunion TV movie is set in the 1960s , with John-Boy still living in New York, trying to persuade his fiancée to marry him. Meanwhile, Ben and Cindy's daughter Virginia has died, and Cindy is finding life very lonely without her. She tells Ben that she would dearly love to adopt another baby, but Ben feels that it is not a good idea. Ben argues with his father about buying a new truck for their lumber company, but John keeps insisting that they can't afford it. Elsewhere, Erin now has three children and is separated from Paul. Her decision to start seeing another man causes some indignation among the other Walton family members. Ike and Corabeth become grandparents when Aimee has a daughter, while Elizabeth returns from Europe and reunites with Drew, her old beau.

A free-spirited, womanizing L.A. pool cleaner finds his lifestyle challenged by a new love interest.

Most of the Waltons have split up in the days approaching Thanksgiving 1947. But most of the family begins to arrive at Walton's Mountain begging with John-Boy recovering from a case of writers block in New York followed by Jason now a struggling musician as well as John Walton whom tries to get everyone together for the special event for Elizabeth, while newlyweds Erin and Paul plan to move out of the Walton homestead.

Mary Ellen marries Jonesy but they don't exactly have a good start.

Erin Walton is considering marrying her boyfriend Paul but her old boyfriend Ashley, who left for the war and married someone else, lived through his wife's death and would like to get Erin back, but Paul is not going to give her up so easily. Also Mary Ellen's boyfriend Jonesy who's a veterinarian is trying to establish a practice but everybody doesn't think he is competent. And Ben who has been minding the lumber business while their father's with their ailing mother in Arizona is having some problems and everybody's worried that he's digging himself a hole that he might not get out of.