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After dying in a battle in his previous life, he came to another world. He unexpectedly obtained the soul of two lives and was possessed by an ancient evil god. He also retained a set of sword techniques from his previous life. In this other world... What will be his fate?

It is rumored that the unruly heavenly beings fell into the devil's path thousands of years ago, and now they reappear in the human world thousands of years later. What kind of bloodshed will it cause!