Thousands of years ago, he established Liyuan with him, but he also chose to seal himself and the Sanxian together for a thousand years because of the consumption of mana and the hardship of another Sanxian. Thousands of years later, Li Yuan has long since disappeared, and people are living in dire straits. The encounter between him and him is filled with smoke because their memories have disappeared. When they come to Li Yuan's space again, can they restore the peace of the world again, and can they recall the dependence on life and death and the love of the past thousands of years ago?