Miu Sakurai, age 15, attends a Catholic school where she prays every day for her admired Shion Amamiya to return her love. When that doesn't work, she places her faith in a book of magic and tries casting on...

Uncovering the truth behind the "First Umbral Era" and the hidden secrets of the organisation "Wings of The Red Lotus". An innocent girl recognised as the literal incarnate of Satan, a knight who promised to...