Bloody Hero

Izuku Midoriya was declared quirkless at the age of four, but one day while he was playing outside with his childhood friend Kacchan and his group, they were climbing some trees and one of them fell and cut their arm and started to bleed, Izuku went to the injured boy to see how he could help, but while Izuku was close to the boy's bleeding arm he starting to have an urge from the scent of the blood, so suddenly Izuku bit down on the boys bleeding arm and began to suck up the like it was spilled juice, but Kacchan pushed Izuku off his injured friend, Kacchan and his group calls him a freak and even there, but while he was by himself he started to feel something else like his body has changed.