Very few adolescent boys and girls have an onset of special abilities. Yuu Otosaka uses his ability unbeknownst to others in order to lead a satisfying school life. And then, a girl named Nao Tomori suddenly...

In this era, demons and monsters roam the streets at night. Humans and familiars work as partners who kill those monsters. Civil servant Fan Xiaotie and the strongest demon girl Linyu of the secret department...

The human's world has been invaded by powerful blood-sucking creatures. Miika, an 16 years old schoolgirl, after an encounter with the young dhampir Alan, has been dragged into the long-time war between the...