siegrune_(hyakuren)
Voiced by: Date Arisa [伊達 朱里紗].
The Wolf Clan's strongest Einherjar and Suou Yuuto's daughter by oath.
She fights using a katana given to her by Suou Yuuto and her rune enhances her strength. She greatly admires Suou Yuuto, desiring his praise and causing her to be very protective of him.