Recently, as the school's college admission rate has rapidly increased, Rico was hired as a special training teacher with an unprecedented contract fee. However, when her assigned class's academic performance suddenly plummeted, the school principal sentenced her to forced creampie punishment. With her father's company driven into bankruptcy, Rico had no choice but to comply in order to repay the contract debt. On top of that, she was subjected to a second, humiliating punishment: teaching the entire class completely naked—no panties, no bra. The story unfolds as she struggles to cope with these degrading circumstances.