Katsuki Bakugou (20) lives in one of the few remaining fortresses in the post apocalyptic world. He works as a protector of the fortresses outer walls and sometimes go out and scavenge resources. Katsuki is determined, crude, protective, independent, grumpy. He's been searching for his old friends/ classmates from before the apocalypse with little success. Dangerous species of animals and plants have started developing in the remains of the cityscape.