Scientists and astronomers are busy studying the flight pattern of a meteorite that suddenly changed its trajectory-towards City Z, with all S-Class heroes deployed to intercept the meteor. Only Genos arrives on the scene, followed by an aged S-Class hero Bang. He tells Genos the meteor evacuation protocols have already begun and that he should clear out before it is too late. Bang himself cannot leave the city due to family honor and personal reasons, but before he could formally introduce himself, Genos has already left. Genos theorizes that it is too late to evacuate, seeing the meteor approaching very fast. Another S-Class hero named Metal Knight shows up to test out a new weapon against the meteor but is uninterested in teaming up with Genos. When Metal Knight’s new weapon fails, Genos uses his own prototype weapon on the meteor. Despite the overwhelming power displayed, he also fails. Saitama shows up and destroys the meteor with a single punch, impressing Bang and boosting Genos' admiration. However, the meteor shatters into several meteorites and still manages to destroy the city. The next day, Saitama learns that his rank has jumped from 342nd to 5th. After that Saitama goes out to look for more crises for him to deal with to boost his own rank. Much of the city is destroyed but despite that, there are zero casualties reported. Tanktop Tiger appears and believes Saitama has stolen credit for the meteor destruction. Tanktop Tiger calls his brother Tanktop Black Hole, who begins to rally up a mob against Saitama, putting all the blame on him for the city's destruction. Tanktop Tiger attacks Saitama, and gets punched into the sky for his trouble. Tanktop Blackhole attacks next, and Saitama catches his fist, crushing it to the point of Tanktop Blackhole begging for mercy and admitting he lied. Saitama then moves on to the crowd, who were chanting for his resignation, and he shouts everyone down. Saitama clarifies that he is being a hero because he wants to