The premiere episode draws from Tomoyoshi Itō and Shingo Morita"s Weekly Young Jump biographical manga Eikou Naki Tensai-tachi (Geniuses Without Glory), focusing on Hironoshin Furuhashi, the swimmer dubbed "the flying fish of Fujiyama." It also features conversations with Olympic champion Kōsuke Kitajima and other Japanese swimmers, discussing how Furuhashi reshaped Japan"s competitive swimming scene and the training regimen necessary to reach Olympic level within the realm of elite competition for athletes aspiring to compete at the highest.
