OVA 0

Road to Hero (ロード・トゥ・ヒーロー, Rōdo to~u Hīrō) is an OVA of the OnePunch-Man anime series.

Plot
In this story, it is revealed one of the first missions of Saitama and the origin of his costume.

Characters in order of appearance

 * 1) Saitama
 * 2) Fish of Darkness
 * 3) Genos