AYASATO KEISHI

It's always been you that I've wanted. Ever since she was a child, Riko has been bullied for her crimson eyes, with people calling her "filthy" and "cursed by a monster." She marries Shuten-doji, a man-eater, in place of her sister, and heads to the mansion, prepared to die. But beneath the cherry blossoms, a demon stands, smiling---? Does the crimson eyes reflect fear, or love? It's a tale of interspecies marriage, as fleeting as a dream.

In this world there are 5 different races: Angels, Demons, Beastkin, Vampires, and Humans. Among them, Elle, an angel boasting immense power, belongs to the Angel Police. Having a strong sense of Justice in her heart, she is strict with both herself and others and diligently carries out her duties. One day, Elle, because she is a member of the Angel Police Elite Force, is ordered to capture the timid demon Eve. Elle ends up chasing Eve who is a bit of a problem child who manages to escape from prison every time she is caught! Moreover, both Eve's ability to swiftly escape and her strong summon beasts make it quite difficult for her to be captured! While she is chasing Eve, she gets caught up in an outrageous incident!!

In the whole world there lay a mythical creatures which have their own ecosystem and can't be considered part of the food chain. They also have supernatural powers and live together with humans. Ferry is one of the professional investigator, who researches the connection between the creatures and humans and is called a Genjuu Chousain (Mythical Beast Investigator). The story starts when a flying reptilian dragon (Wyvern) is attacking a village, and a Girl dispatch on the quest to research and investigate Wyvern and other mythical creatures.