Based on: "Kagirohi ~Shaku Kei~" (vn game) by Shelf

Plot Summary: In this particular village, the practice of sacrificing young girls has been going on for hundreds of years. With the threat of death hanging over their families, the villagers offer virgin sacrifices to the tentacles of the ancient god "Izanami". Aoi and Kusanoou determine to rescue these girl. The story takes place in a small village. A girl, Ajisai, transferred to the village one month ago. The main character is Aoi. He always watches Ajisai being alone. One day, when he is at school, Ajisai tells him, "Let's play a game." Her offer changes everything around him.