A young married couple moves from the city to a remote mountain village. Koichi joins a rural revitalization program, while his wife Ao works as an elementary-school teacher, expecting a quiet life alongside the villagers. But in a community with no young women, Ao is watched as an exotic outsider. The village chief’s son relentlessly corners her, and every resident she asks for help merely demands that she preserve the village bloodline. The couple is eventually imprisoned inside the school by the entire village. Koichi is rendered helpless, while Ao is repeatedly raped as the village’s “breeding vessel” until, at last...