Jinta's path is set: in one hundred and seventy years, he will face the Demon God and attempt to prevent a catastrophe. He has changed his name to Jinya and left his adopted home behind. It is the Bakumatsu period, and the city of Edo is bristling with unease. As a demon hunter in the city, Jinya encounters a warrior in search of his missing brother and finds demons hiding among the people. Among these meetings and partings, he seeks a reason to wield his blade.