The Secret Arts of Yin and Yang

A pair of yin-yang eyes, a book of ancestral secret arts, and countless grudges and passions.

Evil spirits seek to turn the human world into the underworld.

Exorcists hide among the crowds, vanquishing demons and defending the righteous.

I don't want to believe that these strange things are real.

But is this world really as ordinary as it seems?

What might be lurking in deserted high-rises in the dead of night, in silent schools, or in the shadowy alleys of the city?