About 80% of the population have superpowers called "Quirks". When the criminals started using their quirks for evil purposes, a group of people appeared that, using their powers, brought peace and order. However, the remaining 20% of people, without quirk, are call "quirkless", one of them was F/N L/N. He was, because due to a certain "accident", he managed to gain power, but for a high price...
12 parts