[Modern erotic fantasy genius, F4Us first collaboration! - ] A teacher who does not know the ejaculation management system cares about Mr. Momonuma, a girl with glasses who is shaking in the classroom, and makes a pair. - She is confused by the sudden ejaculation management, but she accepts it for her students. - However, she was a super lewd tech slut, contrary to her sober appearance ...! - Even in the classroom, library, and at home, its been pulled out to the point of being stupid! - If you can put up with it, can you insert it? Every day of empty squeezing of gold balls by an unequaled girl!