People have always wanted to become immortal, resembling gods. But that was until people who cannot die started appearing in different corners of the globe. The warriors of the gods are Ajin and they represent the greatest mystery of the millennium. An astonishing paradox of evolution and the favorite pastime of all researchers. The most terrifying quality of Ajin is that anyone can be one. "You won't know the truth until you die." Kei Nagai has died... and now he will live forever.