Akoko has a straightforward and honest personality, and acts immediately on what she thinks, unable to lie to herself or others. By her side is her best friend since third grade, Miyuki, who she has known since they were in elementary school. On the first day of school at the start of the new semester, Naoki, the most popular boy in school and the driving force behind attending the all-girls school, has unexpectedly repeated a year and is now in the same grade as the two of them! Akoko falls in love with Naoki at first sight and begins to approach him in a very straightforward manner. Miyuki declares that she doesn't like him, saying "I think he's cool, but it doesn't feel like love," but Akoko senses Miyuki's suspicious movements. The first to strike wins! She confesses her feelings to Naoki.
Houtaro and friends are suddenly attacked by Glion. As they struggle against enemies that appear one after another from a space-time gate, they discover that enemies have been sent from the future! To protect the present and the future, Houtaro and Rinne travel through time and space to the devastated future. Thus the final battle, with everything on the line, finally begins!
Madoka Kamei, the top delinquent at Kōō High, is stuck in a rut—failing school, and out of the game when it comes to both love and fights. That changes when his rival, Mitsuru Satō from Shiraiwa High, suddenly appears—not to brawl, but to announce he’s moving into the apartment above Madoka’s grandma’s candy shop. The unexpected closeness between the two stirs up chaos. Madoka tries to bridge the gap with his usual big-brother charm, but Mitsuru’s true intentions remain a mystery…
Sahoko, an unremarkable high school girl, despises good-looking boys and has sworn off love after experiencing deep emotional pain. But her life takes an unexpected turn when she meets Kouta, a gorgeous pop star. As she gets to know his passion for his fans and his kindness, she realizes that he is different from the boys who have hurt her. Despite her strong resolve, she finds herself falling for him. However, Sahoko learns that Kouta, too, has made a firm decision in his heart to avoid special bond due to his own painful past.
Tsukasa Kiriki, the only son of a wealthy family, runs away from home because he admires the legendary delinquent Murakoshi, who has helped him since he was a child. He runs away from home and volunteers to join the "BEAST", the strongest team in the warring tribes era, but is turned away and meets Yoji Kawanaka on his way out. Yoji, together with Hisao Nakamura and Eiji Iwami teach Tsukasa how to be a delinquent, and the four become friends. Toshi, the seventh generation of the weak “Gokurakucho” team, asks them to join him in his fight against the “Hiroshima Night's”. Trying to avoid a fight, former Knights executive Hisao goes to see the head of the Knights, Hiro, and is wounded. Angry Tsukasa and the others are ready for the fight, and the battle between the Knights and the Gokurakucho begins.