In the bustling Stern Bild City, individuals with extraordinary abilities, known as NEXT, showcase their powers on Hero TV. These unique heroes aim to capture criminals, earn Hero Points, and vie for the prestigious title of King of Heroes. Among them is Kotetsu T. Kaburagi, or 'Wild Tiger,' a seasoned hero struggling to keep up with his more successful peers due to his lone wolf nature. Paired with the young and methodical Barnaby Brooks Jr., alias 'Bunny,' their mismatched personalities clash as they strive to find common ground. Despite their differences, the duo must set aside their discord to navigate the challenges threatening their city and careers.