Boxing match in the murim

"Mocked and overlooked my whole life, but my agony ends here and now! I'm taking up boxing!"

While extradimensional beings named “Breakers” scheme in the shadows, protagonist Mo-Han Jin, tired of being the typical chubby high school kid, decides to throw punches like a boxer. He enrolls in a boxing gym nearby, encountering various characters who will generally help him grow as a person, teaching him discipline and kindness along the way.