Every 333 years, an abomination is born, a being known as Kuiba, destined to be the nemesis of all, and bring disaster to the world. In Kuiba year 1664, the sixth-generation Kuiba appeared. After narrowly escaping a preemptive strike by the forces of heaven, the young Kuiba was adopted by Man Xiaoman of the Beast Nation, who gave him the name Manji. Like those around him, Manji is unaware of his true identity. With the encouragement of his adopted father, Manji overcame numerous trials before finally boarding a warship bound for Maelstrom Island. There he hopes to prove he is the greatest Spirit Warrior of all by saving the world from the threat known as Kuiba. Meanwhile, on Maelstrom Island, Kuiba's most loyal lieutenants are waiting, ready to do battle with all who oppose their master's return Though unaware of his true nature, Manji must soon face the inevitable conflict between his father, the gods of heaven, and Kuiba's twelve fiercest lieutenants. (Source: IMDB)

Every 333 years the ultimate universal devil known as Kuiba is reborn. With each rebirth, Kuiba brings absolute destruction. In order to battle Kuiba, Deities and people team up and assassinate him just before his revival. In 1664, the year of Kuiba's rebirth, the assassination attempt failed. Kuiba managed to slip into the young body of Manji. As the child grew older, Manji grew a strong desire to become the greatest warrior. When Manji hears the armies of Earth are recruiting to battle Kuiba, Manji and his master enlists to find and fight Kuiba. What he doesn't know is the one he is aiming to destroy is himself. How will he face his fate and accept his destiny?

In today's world full of wondrous technological innovation, the unnatural and mysterious sometimes appear even more horrifying than usual. But despite how far society has advanced, the fear of the unknown always remains. The unfortunate participants in Kowabon find themselves in such a predicament, experiencing the supernatural through their everyday technology. From a frightening sight caught on a parking garage camera to a video chat that takes an unexpected turn, the victims struggle to escape that which haunts them. However, what awaits these doomed souls may be a fate even worse than death...

Whether it is investigating stone shrines, tracking rumors, or simply playing hide and seek, Koyomi Araragi is always there to fulfill the requests of his friends from both the human and supernatural worlds. In this series of short stories, Koyomi helps each of the girls in his cohort solve a mystery or kill some time, all while slowly unraveling the truth about his town and its many supernatural occurrences.