Arimori Kamoshige, a politician of not very good reputation, was the local governor for 40 years. Abusing his power, he acquired wealth, and women. The father of the main character, Tatsuya, laundered money for Arimori as his right-hand man, but he was later falsely accused of a crime. He asked Tatsuya to get even with Arimori. Soon his father died, and Arimori hires Tatsuya as his third secretary. Three months later Kamo dies in the same way. Shortly before his death, he changed the code of the safe where all the money was kept, and then the balance of power of the Arimori family is greatly altered. The person who gets all the money will become the next ruler. And then Tatsuya begins his revenge.