Tatsurou's despair engulfs him as he witnesses the harrowing fate of those he vowed to protect. The shadows deepen, and hope seems but a distant memory, yet in the darkness, a glimmer of resolve begins to form.
Japan in the near future is rife with evil spirits of the dark and mountains. The unspoken rule of "non-interference" between humans and demons, which has been observed since time immemorial, began to break down after people fell into the outcasts, and the era fell into chaos as criminal organizations and corporations colluded with humans and demons. However, those who are trying to walk the righteous path are not helpless. The government of the time organized a group of "shinobi" who were able to fight "demons" in the form of human beings to counter the evil of the human-demonic path. People called them "anti-demon shinobi."---- While the battle to the death against the forces of evil continues, the young anti-demon shinobi Yukikaze, together with his senior anti-demon shinobi Rinko, searches for the missing Yukikaze. The young Shinobi Yukikaze volunteers for a dangerous mission to rescue Yukikaze's mother, Shiranui, who has gone missing along with her senior Shinobi Butako. Under the difficult circumstances of having to infiltrate deep into enemy territory, and even more so as a prostitute, Yukikaze is determined to save her mother, and together with Rinko, they begin their infiltration and rescue mission! Still virgins, the two try to give their virginity to Tatsuro, Yukikaze's childhood friend and Rinko's younger brother, but their hopes are not fulfilled as they set off on their mission. ......
