Spoiler Summary [Click to show or hide]:
One Punch Manga Chapter 53 focuses on Saitama inside the waiting room and a man…
…named Sourface, who mistakenly identifies him as Charanko. Saitama covers his face with paper while talking to Charanko to not reveal his disguise.
The chapter unfolds with people gathering at City C Super Stadium for the martial arts tournament. Saitama, wig-clad in the waiting room, contemplates the event, expecting fierce fighters.
A muscle-faced man, mistaking Saitama for Charanko, shares tournament history. He recounts Bang’s victory years ago and the infiltration by an impostor in the last tournament.
Saitama, trying to maintain his disguise, sweats as the muscle-faced guy, Sourface, believes they both know about the impostor, identifying him as Garou.
Confident about winning, Sourface recalls events at Master Bang’s dojo, reminiscing about his practice sessions with other students.
The flashback reveals Garou knocking down the students, including Sourface.
After Sourface’s exit, Saitama takes off the wig, reflecting on the essence of a real fight and gearing up for the upcoming tournament challenges.