Kyoka Minakami

At a certain park, there is a mysterious man, who has red eyes and a black suit, that people can go to and request him to kill someone. His assassinations can never be blamed on him because he takes no illegal action. His strength is in the power of suggestion and the arrangement of events. He accepts these requests, all the while privately mocking the foolishness of those whose unwise wishes he grants.

Hikuma Koichi was a saxophone player, but he suffers from the after-effects of an accident. Due to that, he turned his back on music. Hikuma Koichi finds hope in the high school brass band. The band consists of problem students. Koichi struggles to instruct the brass band and to give them hope.

7 strangers are locked up in building. There is nothing to eat in the building. They see a big stock pot, a butcher‘s knife and a watch to count 7 days. The 7 strangers are locked in the building for 7 days and they have to kill each other until there is only 1 person left. The 7 people go insane due to hunger and stress.

Haruna Tsubame, an inconspicuous high school girl, is always sensitive to people’s moods and keeps the peace in school. One day, she gets pushed to become the president of the student council by the people around her. Tsubame's encounter with a man who is a genius speechwriter, leads to a revolution in school. She struggles to change a school full of irrationality and dissatisfaction with the power of words.