Uesugi Fuutarou is a poor, antisocial ace student who one day meets the rich transfer student Nakano Itsuki. They argue but when Uesugi realizes he is to be her tutor, he tries to get on better terms. While trying to do so he meets four other girls.
Kazoe, a girl sheltered from perverse content, and Hanazono, a boy brought up in a family that lives off of the perverse. As Kazoe is finally unable to restrain her curiosity, she turns to Hanazono for help.
This is the story of the two engaging in high intensity consensual knowledge sharing.