Parents who were worried about Tomoya, who had a low score on the liberal arts test, decided to ask for a tutor.On the day of the visit, Tomoya was frustrated by his parents who hired a tutor, Erika, a beautiful woman with a clear body shape, appears and the hero is fascinated in an instant.Erika has never been in contact with a man other than her father. She taught him without considering the distance so Erika admire Tomoya as his younger brother because of his original good care. The hero gets excited by Erika who is strangely close to the distance and rushes to the bathroom and masturbates.The main character has a hobby of running a back site and surfing the internet comes up with a plan to train the teacher for a naughty reward.[From English DLsite]