Kanon and her husband move to a certain area for the sake of their future child. Originally, they had no intention of getting involved with the local neighborhood association, but Urara, the wife, is followed around by a nosy woman named Shibata who lives nearby, and ends up telling her about her infertility problems. As a result, she is forcibly invited to a local neighborhood association meeting, and the couple decide to attend just once. At that time, Urara is made to attend a massage, which is said to make it easier to conceive in the neighborhood. This is the beginning of Urara's nightmare...