Get the Ten Thousand Soul Banner at the Start

This is a continent full of justice and evil. People regard what they think is justice as justice. So does justice have to be justice? When he was young, the whole village was massacred by the righteous party, which led Yichen to embark on the path of no return early on in cultivating demons. However, he had no regrets and vowed to eradicate all hypocrisy in the world and let this hypocritical world be reborn. (The new author's writing style is a bit poor, so please take care of me.)