Eien

In a world where the surface has been polluted beyond recognition, a young man awakens with no memory of his past. He possesses superhuman powers that set him apart from the few survivors who cling to life in the desolate landscape. Driven by an unrelenting fighting spirit, he must navigate this hostile environment while piecing together the fragments of his forgotten identity.

As he journeys through the ruined world, he encounters others who have carved out their own existences amidst the decay. The mysteries of the pollution and the source of his abilities begin to intertwine, forcing him to confront threats both from the environment and from those who seek to exploit his powers. His quest for truth becomes a battle for survival in a world that has lost its humanity.