Haruki and Motoki are high school third graders. She was pursuing the student council vice-president Chisato's sexual propensity in the spring break assignment "People Document Thesis." At that time, you can see a woman selling a lactobacillus drink "Jokul" at the bus stop. The two are interested in the woman who is wearing uniforms and nailing the salaried workers' eyes. They changed the target from Chisato to a lactic acid bacterium drink saleswoman and started tailing.
Kotaro Takebayashi
Story continues with the students' own conflicts, Koro Sensei’s identity and the fate of the world. The time limit for assassination is approaching.
Kotaro Takebayashi
A Classe 3-E da escola Kunugigaoka é apresentada a uma figura bem estranha. Acontece que ele é um monstro em formato de polvo e a partir de hoje será o novo professor deles! Pra piorar, esse tal monstro foi o responsável por destruir boa parte da lua e pretende fazer o mesmo com o planeta Terra daqui há um ano, mas antes ele irá treinar todos os alunos dessa sala para uma missão bem peculiar: ensinar eles a matá-lo em menos de um ano, antes que ele cometa tal ato.
Kohei Iwasaki
Terajima Mikako became a boys volleyball team coach at a junior high school she has been assigned to. As an incentive for the team members who do not show the slightest enthusiasm, she promises to show them her boobs if they win a game.
Tomohiro Murata - 14 years old
Home-design sales representative Tomohiro lives with his wife and their son. As his job involves houses, it is his motto to take great care of the family who live in the house. However, he has been working so hard that he has forgotten to cherish his own family. When he looks after a client who wants to leave her father-in-law in a nursing home, it reminds him of his grandmother whom he loved so much. Father's death, grandmother's struggle with disease, and home care - those were grueling times, but the memories have become invaluable for Tomohiro. He realizes his family is the most precious thing of all. On a day off, he and his family decide to visit his mother who lives alone in their old hometown.
