Higanbana - Todoroki Shouto

A world where there are quirks and heroes, there were also Demigods whose regeneration abilities surpasses the human knowledge. IBM; Invisible Black Matter, is a term that is used after the appearance of "Black Ghosts" that quickly caused havoc among the public. People were scrambling left and right to get their filthy hands on the rarest ability in existence.

Immortality.

Ajin inspired story.

Heavy references to Evangelion and Darling In The Franxx.