A SACRIFICE.Hinoto has a dream in which two Kamuis fight with sacred swords which starts concerning her as well as Kanoe, a woman able to spy dreams and allied with Yūto. Meanwhile, the group of scientists that created Nataku is investigating the sacred sword stolen. In a hospital, Kyōgo is safe but still unconscious due to Nataku's attack. As Kamui confesses to Sorata that he wanted the sacred sword so that Kyōgo would not be killed by others wanting it, he is approached by his aunt Tokiko Magami who wishes to tell him the reason why Kamui's mother, Tōru Shirō, died. Tokiko reveals that Tōru sacrificed herself to postpone a disaster that would happen to Kamui thanks to the abilities from the Magami clan. Kamui and Sorata leave her as the latter senses that Arashi is fighting shikigami from the Dragons of Earth. Arashi manages to defeat her opponents with help from the Dragon of Heaven Seiichirō Aoki, but she is then convinced by Sorata to lead him and Kamui to Hinoto.