Crest: Return to Zero

Due to a game created by the son of a Scientist who had made technological advancements in both AI that can pass as human and Spatial technology, Humanity has been without war for a total of five thousand years, all conflict has been replaced by this game called Crestfallen.

In this Society ruled by powerful Crestholders and their Guardians, AI and Biological constructs that reside within a Crestholder's Insignia and have incredible powers, Levels are everything. A child Is allowed to receive their own Insignia when they are born and are only activated upon the child's fifth birthday.

Children design their own Guardians in basic forms and are able to add more as their Guardians grow in level.

These Guardians treat their masters like Deities, being created by their masters it makes sense, however, Guardians and insignias can be Backed up like data or replaced entirely.

Kokai no Machigai and her Guardian Nise Tusbasa play the game just like anyone else. Fighting, Winning, Taking Insignias from the loser, adding the loser's statistics to the Winner's to make them stronger. Its a simple system that weed out the weak and rise up the strong...