Tokiwaka, a double-axe wielding Makai Knight saves Minamoto no Mitsunaka from a Horror called Shuten Douji that no-one has been able to defeat, and he is ordered by Inari to destroy it. Later, he encounters a young woman, Tamagushi, who believes that her husband no longer loves her. Tokiwaka asks Izumi Shikibu about Shuten Douji and she tells him that it only seeks out pregnant women...