Introduction to Volume 1: It was the Heian period (794-1185), and in the capital of Kyoto, there was a renowned yin-yang master named Abe no Seimei. It was a time when darkness remained as darkness, and at night, people, demons, and monsters all lived in the darkness of the same capital, breathing in secret. Abe no Seimei was a yin-yang master of the fourth rank, belonging to the onmyōryō dormitory in the Ouchiura. He deals with spirits of the dead, living spirits, demons, and other mysterious c...
