Phoenix Comes to Earth

There have been legends about the Twelve Palaces of Hell among the people, but they didn't know that the Lord of the Underworld was a female. Was he born to cope with calamity, or was he reincarnated to repay kindness? Only the female queen knows about the thick fog. Are Mo Hongyan in her previous life and Li Yanyu destined to be entangled with him in this life? Who is the final destination? Kangxi Xuanye? Or...