Since getting married, the Matsumoto couple have been trying to conceive regularly. However, they have not been blessed with children. Thinking that there may be a problem with their bodies, the couple went to the hospital, but the direct cause was not found. However, the doctor said that the cause may be due to the husband's sex. Then, the wife, Riho, is invited to a meeting by the chairman of the local neighborhood association, where she is humiliated under the guise of infertility treatment. Riho's mind and body are filled with intense pleasure that she could not get from her boring husband's sex life...