Y/n Reynolds, a retired Military Colonel was tasked to steal something from an abandoned lab. His life changed forever when he consumed a serum changing his body and giving him solar-based superhuman abilities. After months of learning control, he was able to fully grasp his powers and use them for good. This caught the eyes of powerful people as they wanted to know who this new hero is. Whether these people be Humans, Gods, Mutants or Cosmic beings.