The Sun Was Distorted and Turned into a Transformation Monster

(Everyone in the human race transforms into monsters, a novel about the battle between Showa Knights and the Cyborgs. The protagonist is not that tall and is either a knight or simply a transformed monster) One day, the sun mutated, and 90% of humans were killed by the mutated sun. The remaining 10% of humans were reborn under the mutated sun and gained superpowers. As one of the survivors, Nangong Riyao has gained the power of the system. Through the system, he can absorb the power of the sun to evolve himself. Nangong Riyao, who has been reborn under the sun, and all mankind will face aberrant creatures born under the sun, as well as pseudo-human beings that can pretend to be human beings! What mankind will face is a situation where it is impossible to survive without fighting! Let's see how Nangong Riyao makes his way in this earth that has been reduced to a human purgatory!