Antique print dealer Maggie Summer has come to Maine for a storybook Christmas with her beloved Will Brewer and his Great-Aunt Nettie, who has gathered together her longtime friends for holiday celebrations. At one gathering, Maggie hears cryptic references by Aunt Nettie's old friends to buried secrets from their youth. One elderly woman suffers from dementia, remembering those past events better than the gifts she just opened. Will she blurt out information about an old crime so dangerous that someone would commit murder to prevent its being revealed?