Scotland 1300. Juliana Lindsey and English knight Gawain Avenel are torn by opposing loyalties, bound by passion. She dons feather cape of mute swan, chained by Walter de Soulis, King Edward's first Master of Swans. Gawain saves her and whispers his name "The Swan Knight". He keeps birth as Gabhan MacDuff secret until he can find ruins of his home Glenshie castle.