The episode kicks off with Saitama and Genos running a mundane errand—grocery shopping—only to cross paths with , the seventh-ranked S-Class hero known as the "strongest man on Earth". The core of the episode revolves around deconstructing King’s legendary status.

After a long three-year hiatus following the critically acclaimed first season, Saitama finally returned to our screens. However, the season 2 premiere, titled (aired April 9, 2019), arrived with a massive shift in production that left many fans and critics debating its quality before the first punch was even thrown. The Story: Enter the "Strongest Man on Earth"

One-Punch Man Season 2, Episode 1: " Return of the Hero " — A New Chapter or a Rough Start?

While the public fears his "King Engine" (actually just the sound of his terrified, pounding heart), Saitama quickly discovers King’s secret: he is a complete fraud who has accidentally taken credit for Saitama’s past victories. In a surprisingly heartwarming turn, instead of exposing him, Saitama befriends the shut-in gamer, finding a weird common ground in their shared lack of real-world fulfillment. Review: One Punch Man Season 2 Episode 01 – Best in Show