One flower and one heaven, one grass and one world. Everywhere is a pure land, every smile is like a worldly connection, every thought and a quiet heart is like a lotus blooming. "Yi Chu Lotus" is a kind of lily, which was passed down between the Song Dynasty and the Song Dynasty. She is the red thread, the thread of marriage. She was born with blue eyes and was regarded as the heir to the throne in Daye Kingdom. But in the world, it is regarded as a dual personality of salvation and destruction. Born in the mortal world, there are too many injustices. Her friends sacrificed their lives for her, her relatives went to hell for her, and her lovers turned into demons and were overthrown by her. In the age of war, how will she choose whether to selfishly guard her own happiness or save the world from fire and water? Goodbye Red Line, meet again twenty years later.