In this world, there is another world that is different from the human world. That is the world of monsters. The "Shibuya" of the human world and the "Shiten Street" of the monster world. Living in two worlds that should never meet, a boy who is alone and a monster who is alone.
One day, the boy got lost in the world of monsters, became a disciple of the monster Xiong Toru, and was given the name. This chance encounter is the beginning of an unimaginable adventure.
Initially, there was a huge disparity in their personalities, and there were constant conflicts. The days of living and practicing together made the growth of the two overlap each other. Before they knew it, they began to have a relationship like a real parent and child.
One day, the boy has grown into a strong young man, and by chance, Jiutareturned to "Shibuya" from "Shuten Street", and met high school girl Kaede ( voiced by, Through the acquaintance with Feng, Jiutai learned the values of this new world and began to explore the world that she should live in. At this moment, a big incident broke out, including the orcs and humans in the two worlds. In order to save everyone, what exactly can they do, Xiong Che, Jiu Tai and Feng, each made a decision.
