The ancient city of Loulan is mysterious and weird, the Silk Road, and the mysterious smile of a thousand-year-old woman. Love that travels back and forth in time. Archaeologist Li Jun was troubled by nightmares for a long time when he was 20 years old. He solved the mystery of the dream and embarked on the road of archeology. If a girl from a thousand years ago met and fell in love with Li Jun from a thousand years ago. Loulan's experience separated them.
Thousands of years later, they met again as Ruoxi and Li Jun.