Prism Ark(2007)

Prism Ark is an anime series set in a world where the Sablum Empire threatens the kingdom of Windland through an alliance with mercenaries Sister Hell and Darkness Knight, who command powerful magical beings called Angels. At the Knight's Academy, a gifted swordsman named Hyaweh and Priecia—possibly Windland's lost princess—train alongside fellow students to master combat and magic. As friendships deepen and alliances form within the academy walls, the young warriors must prepare to defend their homeland from the coming invasion. The series blends action, fantasy, and camaraderie as students discover their true potential in the face of escalating danger.