After a devastating incident, Yabuki Joe feels despondent and powerless. Seeking to leave the past behind, he abandons his gym and sets out on a solitary journey. During this trek he encounters figures like Wolf Kanagushi and Goromaki Gondo, whose presence unknowingly rekindles the fading spark within him, prompting him to halt his wandering. Returning home, Joe resumes training for boxing, yet both he and his coach remain unaware that deep-rooted anxieties now hinder his performance and threaten his future prospects. To address these lingering doubts, renowned Venezuelan champion Carlos Rivera is summoned to aid Joe in his recovery over the next months, and regain confidence.