Animation of a very popular novel series by the writer WAKAGI Mio (若木未生), also adapted as a manga by MORI Makoto (杜 真琴), serialised in LaLa. The novels feature illusatrations by KOUGA Yun (高河 ゆん), and the character designs for the anime are based on these. The OVA is an original story that includes the early parts of the novels. Long ago... going back several centuries, there was a war between the Kuu no mono (空の者) and the You no mono (妖の者) that divided the heaven and earth. 900 years ago, the commander of the Kuu no mono, Kara-ou sealed in the commander of You no mono, Kuna-hi, sacrificing his own life to do so. And this present day, when You no mono has begun to be active again, Kara-ou is reborn as Shinobu Saiga. Coming back to earth, he has begun to make his move again to subdue the You no mono with his aide Kiba. Ryosuke Sakiya is a first year student attending Kouryo High School who has extraordinarily strong psychic powers. He was always hearing and seeing things ordinary people could not. He has a special aura around him and perhaps because of it, he ends up being targeted by the You no mono. One day, when he is on a date at the Tokyo Metropolitan Government Building, he is attacked by a strange power and is saved by the Jutsusha (術士 lit. "skilled ones") Jukyuro Satomi and Kisara Izumi. Jutsusha are people who have inherited supernatural powers of Kuu no mono to subdue You no mono who harm people. Ryosuke escapes without any injuries, but cannot resist becoming involved in the battles between these two forces.

In a world filled with superpowered Quirk users, college student Kouichi Haimawari's dream is to become a hero just like the ones he so admires. Unfortunately for him, he finds out that there is only so much he can do with a sliding ability that gives him about as much speed as a bicycle. Thus, he is drawn to extra-legal, simpler work and takes on various local tasks beyond the grasp of the police and licensed heroes. However, a chance encounter with two misfits, a brash brawler vigilante who goes by Knuckleduster and the online sensation Pop☆Step, gives Kouichi the opportunity he has always dreamed about. With a dangerous new Quirk-enhancing drug turning ordinary people into instant villains, Kouichi finds himself accompanying the two in a quest to stop the drug from spreading. As the trio tries to get to the bottom of the case, the chaotic team looks to put a stop to wrongdoers that go overlooked by the law.

Two Japanese survivors of the Khmer Rouge massacres in Cambodia vow to find a sanctuary, even if they have to build it themselves. Returning to Japan, they take seemingly opposite paths: one becomes a politician, the other a gangster. As Asami and Houjou work through the linked worlds of politics and crime in modern Japan, they don't hesitate to do anything necessary to secure their own positions and stay true to their vow. Loyal to no one else, they find their friendship increasingly tested as they rise in their chosen fields.

Kato, Shimura, Arai, Nakamoto, and Takagi are friends at an all-boys boarding school. After they get tricked by their school government president, the five must put on a performance of the play "Little Women."