Makai Kaeri no Rettou Nouryokusha

A young man named Shou is transported to a demon world, where he survives for years by honing his abilities to the extreme. When he finally returns to Earth, he discovers that his powers are considered inferior by the standards of modern society. Despite his incredible combat skills and knowledge of magic, he is labeled as a low-class ability user.

Struggling to adapt to a world that no longer sees him as extraordinary, Shou must navigate a society that values flashy abilities over raw survival instincts. As he tries to find his place, he encounters others who underestimate him, forcing him to prove that true strength isn't always about outward appearances.