A startling discovery is made in the depths of the Clamp Academy: Just as Kamui had a twin star, so does the sacred sword! Meanwhile, Hinoto's dreamgazing becomes increasingly disturbing. When Kamui joins her for a session, painful memories are unearthed from deep within his psyche. Can Kamui handle the subsequent flood of emotion?
— Description from Comic Vine community (comicvine.gamespot.com).
