Mandala is a daughter of the king of Hell. Because of the Hell being under Japan, there are lot's of earthquakes in there, so the inhabitants of Hell are somehow a distinctive species and so. And Mandala is the only one, who can save Hell and it's creatures by using the special eyes, but she accidentally lost one of them. (Source: DH Publishing)

Kaiki! Jigoku Mandara was published in English as Mystique Mandala of Hell by DH Publishing on September 1, 2004, as the twelfth volume in the Hino Horror collection.