In fifth-century Britain, nine years after the destruction of their home on the island of Shalott brings her to live with her father and brothers in the military encampments of Arthur's army, seventeen-year-old Elaine of Ascolat describes her changing perceptions of war and the people around her as she becomes increasingly involved in the struggle against the invading Saxons and copes with feelings of jealousy toward the beautiful Gwynivere.