Mizuki is a teacher who is extremely dedicated to her profession. Her greatest joy is to see her students grow up. Adolescence is also the most sensitive age, and Mizuki has a "special" educational method so that when they graduate, all of her students will become excellent students. And that method is, to seduce her students! That's right, so that her students don't worry too much about sex anymore, Mizuki decided to sexually satisfy them. In addition, if the students study hard and their scores improve, she will also "reward" them. And from then on, Mizuki's students studied much harder, and everyone's scores improved. Knowing that their fathers were very curious about their children's progress, Mizuki decided to let the students' fathers attend one of her "special classes" so that they could better understand her teaching method...