One Zero

A girl named Mayuri appears before Tokio Myouji a failing high school student. She is the daughter of his father, who disappeared in India, and an Indian mother, making her Tokio's half-sister. Mayuri has an unusual reaction to the mantra that resonates in the statue of the Peacock Myou, the guardian deity of Myouji Temple...

When these two meet, a battle of gods and demons begins. What will be the outcome?

(Source: Shogakukan, translated)