She is Ning Wenxin, a new woman in the 21st century. Her mother disappeared unexpectedly and she has no father. Due to an accident, she traveled to a world of gods and demons and became an inexplicable concubine. Later, she didn't expect that she was still the princess of the demon world, Ruo Ya, and her sister Feng Ruoxuan was a love rival. Can Ruo Ya overcome many difficulties and stay with her love forever...