The Indomitable Wanderer

I am a wanderer martial artist. I don't shy away from blood, but I'm ready to retire. Should I take one last job? Or not? For many long years, he has roamed as a wandering martial artist, living as a hired blade to make ends meet. But now, he finds himself utterly penniless, living in poverty with nothing to his name. As a master of martial arts at the peak level, he makes a decision, to take on one final, high-stakes mission, earn a fortune, and put an end to his life as a wanderer. The story follows his journey as he takes on this last assignment and the unexpected twists that unfold along the way.

(Source: Kakao Entertainment, translated)