The "feathered people" in human legends are actually a group of aliens who came to Earth more than 5,000 years ago? ! In 2021, the Hanfu culture is revived, and there are many young men and women wearing Hanfu in the streets and alleys. The Tiantingxing people dressed as Hanfu enthusiasts have appeared in people's lives again. Xingxing, the owner of a Hanfu online shop, was kidnapped by Xiaojun from Tiantingxing during an outdoor photo shoot, and also fell in love with Yu Tianqi, the grandson of the leader of Tiantingxing. As she got to know the Tiantingxing people better, she found that she was the result of a forbidden love affair between a human and a "fairy". The only half-human and half-Tiantingxing body in the world is an excellent material for refining "mortal pills". At the same time, because of her relationship with Tianqi, she was regarded as a thorn in the eye by the leader of Tiantingxing, who wanted to get rid of her as soon as possible. How should Xingxing face everything that happened? Who are her parents? How should her love with Tianqi continue? Xingxing and Tianqi want to stay on Earth forever for love, so they decide to solve these unknown mysteries together...