Herobank

In the vibrant world of Big Money City, participants engage in thrilling "Hero Battles" utilizing the innovative Bankfon G system. This platform allows players to rent formidable hero suits, enabling them to compete against one another while gaining valuable enhancements through its public domain feature. Young Kaito Goushou, an enthusiastic elementary school student with a heart for helping others, inadvertently enters into a daunting agreement to borrow the elusive hero suit known as "Enter the Gold" from a dubious priest named Sennen.

As Kaito quickly discovers, this powerful attire comes with a staggering price tag of 10 billion yen, plunging him into a race against time to repay the debt through victories in intense Hero Battles. With determination and a desire to support those around him, Kaito must navigate the challenges of the arena, balancing his newfound responsibilities with his innate wish to uplift others.