Escape from life and death, transcend reincarnation, and enter nirvana.
So what?
He raised his eyes and smiled, seeing the passing clouds and mist that had changed over the years condensed into a mist-like tranquility and alienation in his eyes. He said that if he could trade his eternal freedom for his company for one day, he would have no regrets even if he was about to go to hell.
It's better than this thousand years of loneliness and a sigh...