When the family's private nurse is hospitalized, a new maid arrives at the Aisu household. Minon, a spoiled, wealthy housewife, dislikes the newcomer. One day, Minon is raped by her husband's company executive. Hearing the commotion, the maid rushes to the scene and in a panic strikes the executive on the head with a blunt object. As the maid who saved her from danger and Minon gradually grow attracted to each other, they begin to hide their feelings while growing closer each day, deepening their bond.