Awakening in the Empire of the Apes, Hayashida learns that he's the savior prophecied by the Ancient Text and must travel to Mount Poplokis and retrieve the ancient Sword of Lightning to achieve his destiny before defeating his sworn enemy, the dreaded That Guy.
Masked Takenouchi becomes a star athlete and the Four Great Ones become goodwill ambassadors when the sumo club becomes all the rage at Cromartie High.
Cromartie High's star contender for the All-Japan Kingpin Championship is trapped in America, forcing the team to replace him with Kamiyama, who hopes to win the title of top thug in Japan.
Takashi Kamiyama finds himself at a notorious reform school, Cromartie High School, where he encounters teachers of questionable merit and a going away party for a gorilla.
Takashi Kamiyama enters Cromartie High, where he struggles to fit in with the school's tough student body, and turns to a book to help him adjust to his new environment, but the book's advice causes more harm than good.