Noai is a female college student who has decided to work part-time as a private tutor.She thought she would be able to handle it easily if she was an elementary school level tutor, but she was in charge of the students "Shota" and "Miyoshi" who were hardcore bad boys.One day, Noa gets angry and hits Miyoshi.The whole story was filmed by Shota on a smartphone, and Noa, who had been caught in her weakness, was tricked by the mischievous bad boys who boasted of her big boobs.