The first volume of story is base on urban fantasy world named Necron
Necron is a world 10 time bigger in size then earth having 5 continent -
1. Vestro
2. Alba
3. United front
4. Velen
5. Elsa
Power rating of world of necron
F In history of necron only 2 people ever achieved SSS rank and were hailed as ancestors of new necron
SSS RANK is limit of necron world more realm will be added as story progress