Hirooka Jinichi is a former boxer. He lost a boxing match because of an unfair decision, and he then moved to the United States. After 40 years, he returns to Japan and happens to meet Kuroki Shogo in a bar. Shogo is a boxer who is going through a hard time because he also lost a match due to an unfair decision. Soon, Shogo gets knocked down by Jinichi for the first time in his life. He then practically begs Jinichi to coach him in boxing. Jinichi accepts his offer, and they eventually work together to win a world championship belt.
(Source: AsianWiki)
~~ Adapted from the novel "Haru ni Chiru" by Kotaro Sawaki.
