Several hundred years ago, my race faced an unsolvable problem. The Luerians, having achieved colossal technological progress and the development of science, were unable to save their planet from energy depletion.
The problem was that we existed simultaneously in two bodies: material and energy. My home planet Luer was surrounded by a powerful force field, which was a kind of receptacle not only for the essences of the living Luerians, but also long dead.
From the moment of his birth until the end of his life, every Luerian drew from this field of power and could transform its energy into various objects, and after death, his second essence went back...