Yuuhi Katagiri is not your average girl – she's the treasured daughter of the Katagiri family. She's generally kept under strict supervision, but one day ends up walking home from school on her own. This proves to be instant trouble when a group of boys start harassing her. Junichi Nagase, who was on his way home from a convenience store, sees the troubled Yuuhi and comes to her rescue. One of the boys recognized Junichi as the famed "Geno Killer" and they dash off. Yuuhi thanks Junichi and when she asked for his name, he just waves and leaves. Of course, he regrets trying to act cool in front of the beautiful girl right away, wishing he asked her name. The following day, a transfer student joins Junichi's class – it's Yuuhi! She calls Junichi out as the "Geno Killer", the only name she remembers him by, and rumors about the two spread quickly. Matters are made worse when Junichi kisses Yuuhi due to a misunderstanding. And on top of all that, it turns out that Junichi is Yuuhi's fiancé! Yuuhi doesn't see Junichi as someone worthy. But, she could not go against her father's wishes. The only thing that Yuuhi can do is live with Junichi in the house he shares with his little sister Minato, and prove that Junichi is not worthy to be her husband. Will she succeed in proving his unworthiness, or will she fall in love on the way?

A year after the devastating battle against the formidable Zhao, the State of Qin has returned its focus to pursuing King Ying Zheng's ambition of conquering the other six states and unifying China. Their next target is Wei, a smaller state which stands as a geographic stepping stone for the sake of conquest. Li Xin, now a three hundred man commander of the swiftly rising Fei Xin Unit, continues to seek out lofty achievements in order to garner recognition for himself and his soldiers, motivated by those previously lost in battle. In the preliminary battles ahead of Qin's invasion of Wei, Xin finds competition in other young commanders who are of a higher social status than him. Back in Qin, the royal palace faces turmoil as opposing factions begin to make their move against Ying Zheng's regime. With their hands full both abroad and at home, Zheng and Xin must lead the way in this era of unending war, resolved to etch their names in history by creating a unified China. [Written by MAL Rewrite]

The chaotic aftermath of a confrontation between Jinka Yamato and Yazen results in the power dynamics between the magically gifted katawara and humans being turned upside down. As the news of the downfall of dangaishu—the katawara-hunting monks led by Yazen—spreads across the country, rogue groups of katawara start to form, worsening the already-fragile relationship between them and humanity. Having lost faith in his abilities, Shinsuke Hyoudou now spends his time heavily drinking in the company of Senya, a former enemy of his who controls one thousand katawara within his body. Senya indirectly causes the death of the father of Tsukiko, his newfound friend, after a surprise attack of a local god gone berserk. Despite the circumstances, Tsukiko holds no grudge against Senya and is determined to become Shinsuke's disciple no matter what. Although Shinsuke refuses to become Tsukiko's sword instructor, he reluctantly agrees to let her travel with him and Senya. While the unlikely trio heads towards their next destination, Tama Youko continues her journey to find the trail of Jinka, the nine-tailed fox who has the power to destroy the world.

In Martian colony Fourth Tokyo lies a classroom of Kirishina Corporation's brightest minds spearheading aerospace development: A-TEC, led by genius engineer Kaito Sera, eagerly anticipating the arrival of their newest member. It soon becomes clear, however, that the transfer student is hardly ordinary—Nagisa Kiryuu, newly appointed chief of A-TEC and the younger brother of the corporation's CEO, is sent to shut the program down. To keep the classroom alive, Kaito and his students desperately work to develop a successor to their most powerful rocket, the X-2; meanwhile, Nagisa climbs the corporate ladder in pursuit of his own mission. In spite of this, their separate battles soon reveal that much more is going on in Kirishina Corporation than meets the eye. Classroom☆Crisis follows Kaito and Nagisa, as well as Kaito's younger sister Mizuki and A-TEC's test pilot Iris Shirasaki, in a story of intrigue, political warfare, and, against all odds, romance. As Nagisa and A-TEC are dragged further and further into Kirishina Corporation's conspiracies, friendships grow and pasts are unveiled as they fight to avert their classroom crisis. [Written by MAL Rewrite]