Nightmare x Onmyoji ~Kindan no Paradox~

The main character of hentai Katsuragi Kun, at first glance an ordinary ordinary student who spends ordinary unremarkable days and shuns communication. But with the onset of night, she reveals her true identity - she is a descendant of the ancient family of ommoji, who are called to exorcise evil demons. One day, three young people who had recently arrived from abroad, where they were purifying evil spirits, turned to Kuon. They were Shindo Setsuna, Shindo Yuka and Kitakawa Toma. They told Kuon about the mysterious disappearances in the vicinity of the city and called on her to help investigate this complicated case. However, the enemy made his move first and kidnapped the Shindo sisters right in front of Kuon and Toma. They started an investigation and found a connection with the cult of disappearing demons that Father Kuon had been hunting for many years. Kuon went to the heart of the cult with full awareness that it was a trap...