Synopsis

Professional boxer Koki climbed to the top, becoming the Japanese lightweight champion two years ago. Shortly after, he was defeated, and in the two years since then, has lost the confidence to be able to climb back up to the top again. His girlfriend, Hana, is also ready to give up on him. Depressed, Koki finds a leaflet in town one day about 「一念発起システム」and asks about the place…