Class F enters a summoned beast tournament in the hopes of winning better desks for their classroom. As they progress in the Summoning Tournament, they use tricks to win most of their battles, such as when they attempt to force Yūji into admitting he loves Shōko, but Yūji's resistance leads to his eventual unconsciousness and Akihasa using him as a puppet, with Hideyoshi using a voice muzzler to imitate Yūji's voice. Throughout the course of the tournament, Yūji suspects that someone is sabotaging the tournament, leading them to battle Classes B & A. In the end, The Tonkonatsu Duo are revealed to be the ones committing the said sabotage. Yūji secretly calls Pervert to cheat as well, changing the subject from the intended English to Japanese History, the only subject Akihasa studied hard for. they soon defeat them, but they run of to the PA system to reveal each other's cheating to change the win of Akihasa and Yūji into a stalemate, which defeats the purpose of them entering the tournament. Akihasa then runs after them, using a firework launcher to try and shoot them down. In the end, he accidentally bumped one of the other firework launchers, ending the night in a fiery blaze while Iron Man takes them both to their punishment. In the end, they had exhausted all their money compensating for the damage, and are saddened also since Mizuki will transfer to another school. However, when Mizuki reveals that she will not transfer, the entire gang, including Akihisa, are relieved.
Clase F entra en un torneo bestia convocado con la esperanza de ganar mejores escritorios para su clase. A medida que progresan en el Torneo de Invocación, utilizan trucos para ganar la mayoría de sus batallas, tales como cuando intentan forzar Yuji a admitir que ama Shōko, pero la resistencia cables de Yuji a su eventual pérdida de conocimiento y Akihasa usándolo como un títere, con Hideyoshi utilizando un muzzler voz para imitar la voz de Yuji.
明久等人的2年F班在清凉祭第一天推出的中式咖啡厅业绩好到不行，但他们必须在第二天的压轴活动“召唤大赛”抢下冠军，才能用这笔钱改善班上的设备。明久也为了阻止瑞希转学而干劲十足，但他与雄二这一队的对手却是强敌不断。这种不自然的对战组合是偶然？还是背后其实暗藏着什么玄机呢？
