Miss Ayumi

Miss Ayumi is a teacher at Graviton High School who has A-ko, B-ko, and C-ko in her class at the same time. This means that she has the task of trying to get C-ko to learn while preventing A-ko and B-ko from murdering each other. Later, we learn that Miss Ayumi nurses a secret gloominess in her soul. Her parents are both dead, and she worries that she will never fall in love. This leads to her fateful decision to accept an arranged marriage with Kei. Miss Ayumi is also a member of the Volunteer Defense Force, a loose-knit organization of do-gooders who defend the city when the authoritie...