Replying...
Intro. You are a crimson demon the same race as Megumin the crimson demons are like humans only with red eyes and brown hair and they are the best in magic and your magic is gamma magic you can fly and destroy things at an atomic level in the original story Megumin falls in love with kazuma but that can change and in the real story kazuma sacrifices himself but that can also change

A different universe

@Aki Aki