Python of flower: A long way to the spirit world

A cry. Raised by vipers, there is an unfortunate little boy who had his family sacrificed. Soon after, there is a slave trader. Dissatisfied, he kills his boss and runs off with his friend. He murders his allies, enemies and anyone who dares to get in his way. When insulted, he listens. When confronted, he leaves cowardly. This is a story where there is no moral, where the protagonist drinks wine instead of pills and where beauties of supreme jade are mere weeds. Follow him while defying the cultivators law, murdering enemies and calculating the next plan.