She has a simple mind and does not understand the world; he is handsome and cute, and does not understand the world of mortals. One is the most powerful saint from the fairy world in the six realms, and the other is the god emperor from the divine realm whose memory has been sealed. Because of her longing for the human world, she gave up the prosperity of the fairy world and came to the mortal world for the first time; because he did not hesitate to sacrifice his life to protect all living beings thousands of years ago, he died together with the gods and was sealed here. His appearance disrupted her life. They knew nothing about everything, but in the end they messed up the world and betrayed each other just because of that word of love...