The Natural Teacher Rei Kamiki, Who Has Beautiful Big Breasts And Unknowingly Provokes Male Students, Was A Goddess Who Not Only Worried About Me Not Getting Good Grades But Also Took Care Of My Penis...! Rei Kamiki

Rei, a teacher who cares about her students, is a bit of a natural airhead and the school's Madonna, who sometimes forgets to wear a bra or unconsciously presses her breasts against others. Yuta, a student entering his sensitive adolescent years, can't concentrate on his studies because of Rei, and his grades keep dropping. Worried about him, Rei one day makes a lewd proposal to Yuta, who has come for extra lessons...