She is the flower spirit from the other side who has been guarding the gates of the three realms of Huangquanhai for many years.
He is the newly appointed young emperor of the God Realm who became famous all over the world because of his victory over the demons.
By chance, she saved him.
He mistakenly entered the mortal world because of her. She felt that she had a heavy responsibility and went to the underworld to take care of him, but she was tortured by him after reincarnation...
"Mu Tianchen, I've been unlucky for eight lifetimes when I met you!" She said bitterly.
"No. It's the good incense that I have burned for ten lifetimes that made you so lucky to meet me." He smiled faintly.
It wasn't until she met him that she understood people's emotions and desires, and why people's obsessions arise.