two summoning stones that is given to two teenagers when they are 16 years old. The purple summon stones can summon Gods over all the the other twelve families have them. The main character is the weakest of the twelve families and she wants to conquer the world which she does with the white summon stone ? (there is only two of these white summon stones and seem to be rare). In the past the Ghul family had a war against another one of the twelve families , who is also one of the weakest families, for the two white summon stones in the end the Ghul family won the war earning the right to claim the white summon stones for the family to be used 40 years in the future by the eldest princess of the Ghul family Rose and her little brother Alexander the prince gets the other white summon stone to be used when they are 16.
