Maki, who serves as the class leader, is a skilled teacher who has an image of integrity within the school. However, while fulfilling her duties, she secretly had an affair with her fellow teacher to relieve stress. One day, a problem arose that the aesthetics of the school grounds were being damaged. Apparently the janitor was slacking off on cleaning. Upon investigation, Shiraishi, a janitor, was found to be an outrageous man, regularly being late and absent, doing sloppy work, and drinking alcohol on campus. In her anger, Maki scolds him, but he earns her resentment instead...