Saitama has a rather peculiar hobby, being a superhero, but despite his heroic deeds and superhuman abilities, a shadow looms over his life. He's become much too powerful, to the point that every opponent ends up defeated with a single punch.
The lack of challenge has driven him into a state of apathy, as he watches his life pass by having lost all enthusiasm, at least until he's unwillingly thru…
Also known as
OPM · Wanpanman · איש האגרוף הבודד · 一拳超人 · วันพันช์แมน · Jagoan Sekali Pukul S1 · رجل اللكمة الواحدة · ون بنش مان · Ванпанчмен · Nhất Quyền Nhân
