異世界から帰ってきた勇者は既に擦り切れている。

The Hero, who had defeated the Demon Lord, vanquished the Evil God and fulfilled his role after five years of adventures, returns to Earth.

However, upon his long-awaited return to Earth, he found that thirty years have passed… Moreover, magic was inexplicably being used in this world… But, this story unfolds as the most powerful Hero navigates a slightly odd modern-day Japan, showcasing his unparalleled strength.