Ye Ling'er and Ming Ye were lovers 500 years ago. They belong to two different worlds, but their fates are always bound together because of parallel time and space and a pair of twin bracelets. Because good and evil are not compatible in this time and space, although they are lovers, they are also enemies. The original story tells that 500 years later, they came to the new world again and got along like a couple like lovers and husbands. However, they always fell in love and killed each other and tortured each other because of the memories before. In the end, after experiencing hardships and ups and downs in life, they regained the journey of friendship and love. . .