For the past year, the 4th grade 3rd class section at Aikawa Elementary School has changed teachers 3 different times. The latest teacher to arrive for Class 4/3 is Haga Ineko (Michiko Kichise), a temporary hire. Haga Ineko isn't confident, but she attempts to deal with the students and parents with a combination of softness and strictness. Although class 4/3 looks like an ordinary classroom, the students are considered monster children .—AsianWiki

For the past year, 4th grade 3rd class section at Aikawa Elementary School has gone through three different teachers. Haga Ineko is approached to take a job for the class as a substitute teacher. She accepts the job only to discover that there are several cases of severe bullying in the class. She is tasked with reprimanding the students who do wrong, while attempting to protect those who are weaker students. She has her work cut out for her, as she also deals with being anonymously threatened.—Drama-Otaku