Kana is a strong-willed, educational and enthusiastic female teacher. One day, Nakata, a male teacher who dislikes Kana, plans to make Kana drink tea containing diuretics to despise him, and he tries to make her wet during class. As Nakata had hoped, the men from school were raped one after another as Kana was incontinent during class! ! At some point, wetting changes into a pleasure-filled orgasm...