The Legend of the Demon Lord Liunian

The boy has been controlled by the will of others since he was a child. He feels like a chess piece, being played around in the hands of his superiors. He feels that his fate is unfortunate. The only childhood sweetheart he has had a crush on since childhood also married his pig-headed boss, and he is filled with grief and anger. He fell from the roof of the company building on a rainy night. When he opened his eyes again, he found that he was not dead, but came to a new world, the Gu world! What interesting things should happen in the new world? Is the new world really like the utopia that the boy imagined?