Morphed into a raccoon beastman, Michiru seeks refuge, and answers, with the aid of wolf beastman Shirou inside the special zone of Anima-City.

In the 21st century, where the existence of humanoid animals that have been living in the darkness for centuries have been revealed to the world. One day, Michiru, who was a normal high-school student, suddenly turns into a tanuki person; running away, she seeks refuge in Anima City, a place set up for humanoid animals to be able to live as themselves. While there, Michiru encounters a wolf person, Shirou Ogami, who goes on to investigate why she became a humanoid animal, and in the process gets mixed up in even stranger events.

Present days, the humanity finds out that among them live demi humans (half animal, half human). The series focuses on the human Michiru, who has been a human 'til today. She suddenly becomes a half human, half tanuki. Because of that, she runs away from her home and finds refuge in a city 'Anima City'. The girl meets new friends, who just like her want to find out the reason behind their transformation.—Scientiiaa