The max-level boss goes into seclusion. The strongest swordsman in history was tired of the disputes and disguised himself as an ordinary old man to live in seclusion in a small town. He just wanted to fish and grow vegetables. Until one day, the Demon King's army pressed the border and the Kingdom's allied forces were defeated. He yawned at the king who asked for help: "Interrupting my nap is much scarier than the Demon King."
