Daisuke is a regular businessman who is looked down upon by his family and colleagues at work. But that job is only a cover for his real job as an agent who gets paid to extract top secret information from his targets by using his sexual technique to please women. One day, he unwillingly gets involved in a murder case....
Kobayashi Isamu, a first-year high school student, lives in a family of four with his father, an artist, his mother, an insurance agent, and his sister, an office worker. To make ends meet, he works as a milkman. At school, he is a member of the kendo club and spends his days working out with his seniors. Over time, he has various encounters with a series of girls.
