From Street Bully to Eternal Supreme

Zhou Yang came through time carrying the system panel, and gained experience points by killing enemies. By consuming the experience points, he could deduce the techniques. So Zhou Yang held a three-foot-long sword and killed all the monsters in the world until their livers and gall bladders were broken. Afterwards, Zhou Yang repeatedly explained that he did not kill demons for the sake of the world, but people did not believe him at all.