In the original world, the chosen children were all wiped out due to the deception of constancy. When the unwilling Nana Ito united with the deepest darkness and was about to destroy the world, in order to protect the world from being swallowed by darkness, God decided to let her start over in a new world.
— With her partner.
So the adult Nana Ito once again shrank from the ten-year-old that became the turning point in her life - that is, the year she became the chosen child, and then came to Gotham.
But Nana Ito, who has completely lost everything, only protects her remaining partner in the new world, closing herself off and living in chaos.
Until she knew how to save her companions.
...
Ps: This article is full of private settings, and the timeline starts from the period of Young Robin.
Nana Ito, a reborn girl in the apocalypse, with a dark badge, is a bastard who doesn't care about others as long as she cares about people, CP Mitsukoro.
In addition, the heroine in the early stage is not a human (she is a kind of dark energy body, after all, she is dead), and the time of the children who are selected before all the children return will not change, that is, they will not grow up (because I really like the children of the first generation).
Intention: Never give up