Touko Murasame

Touko Murasame is a high school student and a devoted Zweilt guardian. As Tsukumo's protective older sister, she shares an incredibly close bond with him that often draws envy from his female classmates. She also maintains a deep connection with Yuki, frequently nudging him to drop formal honorifics for a more intimate nickname. While her personality is warm and nurturing, she is a capable warrior who uses a magical ring that transforms into a massive sword.