The "Fionavar Tapestry" is a fantasy trilogy written by Canadian author Guy Gavriel Kay. It consists of three novels: The Summer Tree, The Wandering Fire, and To Dream Again. The story follows five university students from Toronto who are transported to the magical world of Fionavar, where they become embroiled in an epic struggle between good and evil. Set in a richly detailed universe, the series draws on various mythologies and explores themes of destiny, sacrifice, and the interconnectedness of all beings. The narrative weaves together the lives of its characters, including the powerful King Ailell and the enigmatic Goddess of the Dawn, creating a tapestry of adventure and intrigue.