Ep. 1: Saitama and Genos encounter Hero S while King's true nature is revealed and the Association seeks Saitama.
Aired on April 10, 2019
Saitama and Genos encounter a new Super Class Hero named S. King is revealed to not be the powerful hero everyone believes him to be. At the same time, the Hero Association headquarters sees Stich gather villains from a specific quadrant to request their assistance against an impending apocalypse. Among these villains is Onsoku no Sonic, who hopes to locate the hero Saitama. This development prompts the Hero Association to become interested in finding Saitama as well.
Episodes
- Ep. 1 · Saitama and Genos encounter Hero S while King's true nature is revealed and the Association seeks Saitama.
- Ep. 2 · A human being is described as a monster
- Ep. 3 · Garou hunts Tank-top Master while Silverfang closes his dojo to pursue his former student
- Ep. 4 · Metal Bat guards a VIP while Saitama enters the Super Fight tournament disguised as Charanko.
- Ep. 5 · Monster Association attacks cities while Super Fight tournament begins