Mako, an attractive and youthful educator, arrives at Gyunabe high school with hopes of educating and inspiring the students. To her surprise, she is faced with a group of rebellious misfits who are under the leadership of the troublemaker Obayashi. Despite their relentless efforts to embarrass her and catch a glimpse of her undergarments in front of the entire school, Mako remains steadfast. However, her principal's decision to appoint her as the new rugby coach may be the final straw that forces her resignation.