The female protagonist of this fantasy novel was a dragon girl named Bai Feng. She accidentally transmigrated into a novel that she had read before. In this new world, Bai Feng found that her original identity was a duck, so she began a journey to find her identity and the truth. During the journey, Bai Feng met a male protagonist named Lu Yunan. His system could help her complete missions and solve problems. Lu Yunan and Bai Feng gradually developed feelings for each other, but Lu Yunan mistakenly thought that Bai Feng was his sister, which led to a series of misunderstandings and conflicts. Bai Feng was constantly searching for her identity and the truth in this new world. At the same time, she was also helping Lu Yunan find his sister's identity. In the end, Bai Feng and Lu Yunan worked together to solve many problems and found their true identities and belonging.