In a medieval village, a young girl was praying when a red balloon flew away. suddenly, she found herself being pursued by a soldier with three dogs. as she tried to escape, the soldiers head exploded and a mysterious young man appeared holding a red balloon in his hand. before falling to the ground, the soldiers body transformed into a hideous form and disappeared. the three dogs were also transformed into demons and attacked the young man. nana, the girl who had been saved, asked for his identity. he introduced himself as maya, the evil crusher, and told her that an individual named emiria had come to their village three months ago and built a church. this man was considered a miracle by the villagers, but he demanded the sacrifice of seven young girls on the anniversary of the gods. the sacrificed must be thirteen-years-old, including nana herself. despite the fathers of future victims expressing their anger at the church, none came to stop emiria. maya decided to go to the church and remove emiria from the village.