Momoko Murata

To protect his family from a mysterious being, a man joins forces with a journalist and an exorcist - but they come to learn what they are dealing with is beyond their imagination.

Mary Smith, a young girl who lives with her great-aunt in the countryside, follows a mysterious cat into the nearby forest where she finds a strange flower and an old broom, none of which is as ordinary as it seems.

A mysterious creature destroys 70% of the moon. The creature then warns that if he is not destroyed by March of next year, Earth will be next. The creature also demands that he becomes the homeroom teacher for 3rd grade E class at Kunugigaoka Junior High School. The government is powerless to say no. The creature then becomes the homeroom teacher of 3rd grade E class which consists of failed students including Nagisa Shiota (Ryosuke Yamada). The creature is called Teacher Koro. Meanwhile, the government requests that the students try to kill Teacher Koro even though he possesses super powers. The government offers a 10 billion yen reward for whomever successfully kills him. The students are confused by the situation, but decide to kill Teacher Koro. When their class begins with Teacher Koro, the students finds themselves having a good time with their new teacher.