The failed succubus's re-education continues. The next subject of education, Ruku, is first half-naked and left unattended... Unable to bear the thorough teasing play that follows, Ruku decides to seek out Busujima himself...! After the education is over, Ruku notices something strange about Busujima...? After learning Rima's intentions, Busujima decides to rebel! Has the time finally come to give Rima some educational guidance after she has been doing as she pleases?!