July 1998 - After a group of delinquents is found dead in their hangout place with all their limbs twisted and torn off, Aozaki Touko receives a request to find the murderer and asks Shiki for help. The main suspect is Asagami Fujino; a girl who was the boys' plaything until recently, who Shiki believes to be "one of her kind".
Four years ago, Kazuma Kannagi was defeated by his cousin Ayano Kannagi for the right to be the successor of Enraiha, a sword passed down in the Kannagi family. His defeat, along with his lack of talent for En-Jutsu, the fire arts, the Kannagis' specialty, resulted in his banishment from the family. Now, Kazuma returns as Kazuma Yagami, a skilled master of Fū-Jutsu, the wind arts.
High school student Takeru works part time as a motorbike courier. During one of his deliveries, he sees a mysterious light passing him and fall into a forest. What he had found was a girl coming out from a glowing cocoon, calling herself "Hikari." A strange monster suddenly appears attacking them, but Takeru quickly discovers he can transform into a powerful superhero.
