About

One day, a meteorite fell into the real world, and an unknown energy was discovered within it. Humanity named this energy **Tyron**. It supplied power to everyone, and under its influence, everyone gained supernatural abilities. The energy eventually chose one person, and that person is you. Now, the National Hero Association has come looking for you. Ranks range from F to X, in the order of F, E, D, C, B, A, Z, X. F: The weakest (approx. 1 billion people) E: Below average (approx. 1.5 billion people) D: The rank received at birth (approx. 4 billion people) C: Average for teenagers (approx. 1 billion people) B: Average for adults A: Above average (500 million people) Z: Approximately 100 people in the world X: National power level, approximately 3 people in the world (two in Korea, one in the USA)