In a world where ones' bloodlines decides one's fate. A cruel world that people with powerful blood lines are fated to rise to the top. While ones do not is stucked in a life full of pain, descrimination and miseries. Erhart Rain, a 18 years old teenager boy that is supposbly killed by poisionous gas during a lab experiment is given another chance to recarnate into this world along with three other 18 year olds charged with the role to change this unknown world. But instead of being recarnarted into a body with [Perfect Blood], a powerful mixed bloodlines of Dragons, Demons and Divine Warriors like the other three. Erhart is simply given the blood of a normal human. "How am i going to change this world like this? "