There is a flower in the underworld, called the other side. It grows on the banks of the Santu River and is the flower that leads. Those with different flowers were born in Wangchuan and grew up in Naihe. They have seen all kinds of things in the world and sighed for three lives.
As the daughter of the prime minister, she has a sister called the Queen of Destiny. She has not been taken seriously since she was a child, and she has to shoulder the heavy responsibility of protecting her sister. She can deal with these indifferently, but when her beloved wants to marry her sister... When she is forcibly abducted by the emperor of a neighboring country... The wheel of fate finally begins to turn...