Gracie Finley and Glenda Landry, two young girls from Charlottetown, Prince Edward Island, both dream of being on stage. This is in the 1960s, just as the Confederation Centre of the Arts opens its doors in their hometown. Gracie and Glenda soon join the new theatre's company of actors and become best friends. To the delight of audiences, they take on the roles of kindred spirits Anne and Diana in the marvelous musical inspired by the novel Anne of Green Gables.