Nano Hazard

Since he was young, Enjou Shuuto had aspired to be a detective and apprehend the criminal responsible for his father's death. He regularly challenges the neighborhood bullies as a way to improve his skills, but always ends up defeated. However, when a group of rogue nanobots invade their area and end up causing fatal outcomes on their victims, what will happen to him and the people around him who have become infected?