A young couple is transferred from the city to a village in the mountains. The husband, Koichi, is a local revitalization volunteer, and the wife, Ao, is an elementary school teacher. They were supposed to work together with the residents of the small village to live a rural life. However, in a village with no young women, Ao is looked at strangely as an outsider. Even when the village chief's son relentlessly pursues her and she begs for help, the villagers all say in unison, "Keep the village's blood alive." Eventually, the whole village imprisons the couple in the school. With her husband rendered powerless, Ao is violated as the village's "reproductive vessel," and eventually...