I, Ruka Yamamoto, suffered from a strange disease that caused me to become ugly and so I was looked down upon and bullied at school, at my part-time job, and even by my unkind relatives. However, when I returned from the USA after undergoing a treatment, I found that I had become a ridiculously handsome man (as I should have been)! Moreover, because I used to be obese, my muscles strengthened and I became an all-arounder no matter what I did. I became the best in sports, the strongest in fights, also I became more fluent in English than my teachers, a very high-spec individual. Now that I’m back, my youth’s revenge begins…!