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.
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.
An aging motorcycle gang assembles for a 25-year reunion to help out former member Mary Beth, a widowed operator of a popular campground which is being threatened by a band of arrogant groupies.