Furin's strongest clash against Noroshi! The all-out war against the ex-bofurin members has turned the town upside down! To our heroes' surprise, their former rivals-now-allies, Shishitoren, have arrived as reinforcements, rescuing the Furin team from the edge of defeat! While the rest of the school is duking it out, Tsubakino is fighting his own battle against a top Noroshi member, furious at his disrespect for Umemiya, and Kaji has clashed with Banjo. Will the Furin members hold their ground when they're fighting one-on-one against what could be their strongest foes yet?