Rosuke Narumi works at a trading company and he is pretty good at his job. He dates Satoko Matsubara. The trading company has a business relationship with a private high school experiencing some difficulties. One day, Rosuke Narumi is appointed as the principle of the private high school. Rosuke Narumi soon discovers how different the work environment is from his previous job.

So the school can run in the black, Rosuke Narumi implements cost cutting measures. School staff members including Chihiro Mashiba oppose his plan.