Fuutarou Uesugi is a poor, antisocial ace student who one day meets the rich transfer student Itsuki Nakano. 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.
When five lovely young girls who hate studying hire part-time tutor Futaro, he guides not only their education but also their hearts. Time spent has brought them all closer, with feelings growing within the girls and Futaro. As they finish their third year of high school and their last school festival approaches, they set their sights on what’s next. Is there a future with one of them and Futaro?
With their old hideout and bosses wiped out, the surviving Dusters make a secret agreement with the Ranger Force to engage in the weekly Sunday Showdown - one where they will always be defeated. Tired of this charade, Fighter D finally steps up to make a change once and for all!
