Shortly after the Inter-High of Kagami and Kuroko's second-year, a street basketball team from the USA called Team Jabberwock came to Japan to play a friendly match against a Japanese college-level street basketball team, Team Strky. Despite their best efforts, Strky is brutally crushed by Jabberwock. After the match, the Jabberwock players insult the players from Strky and all of Japanese basketball, claiming Strky's basketball was at the same level as monkeys and telling the players and crowds to quit playing basketball and kill themselves. As a revenge match, Kagetora assembles a dream team of all members of Generation of Miracles plus Kuroko Tetsuya and Kagami Taiga, along with bench players Hyūga Junpei, Takao Kazunari, and Wakamatsu Kōsuke, forming Team Vorpal Swords, with the hopes of reclaiming the pride of Japanese basketball.
In rugby, there is no ace striker, there is no number four batter, so who is the star of the team? The story begins at school entrance ceremony of Kanagawa High School where Kenji Gion, a small but gutsy go-getter joins the rugby club. He joins with his classmate, Iwashimizu, who has a complicated past and sub-captain Hachiouji, who always takes good care of his Club members. Lastly, there is Captain Sekizan, who has overwhelming powers but keeps his cards close to his chest. With such differences in both personality and physical performance, the team must learn to work and grow together so they can become the best.
Yuugo Hachiken enrolled in Ooezo Agricultural High School for the reason that he could live in a dorm there. In some ways he chose Ooezo in an effort to escape the highly competitive prep schools he had attended previously, but he was faced with an entirely new set of difficulties at Oezo, surrounded by animals and Mother Nature. After growing up in an average family, he began to encounter clubs and training the likes of which he had never seen before.