The Fujima family was originally wealthy, but they fell on hard times after the husband's business failed. The mother, Yumi, gave up on her husband and struggled to raise their son, Seitaro, into a respectable adult. However, Seitaro snapped due to his mother's overly strict education and ended up pushing Yumi down. "Alright, if you want to know that badly, Mom will teach you," she soothed him and gave him sex education. Unable to defy her orders due to the lingering effects of being disciplined, Seitaro complies. The mother's Spartan education, utilizing her son's pubescent sexual desires and rebellious phase, becomes increasingly extreme...
