Also known as: エルフィーネ・フィレット
Seiken Gakuin No Maken Tsukai character.
A caring senior who serves as telegraphist for the platoon to which Riselia Ray Crystalia belongs. She has a history of losing her companions due to Void. She uses a support-specialized holy Sword (Heavenly Eye Jewel), but was originally an attacker in charge of firepower.