What kind of novel is the Peach Blossom Spring?

The Peach Blossom Spring was an ancient fable that told the story of a fictional paradise. In this world, people lived a peaceful life without war, disease, or worry. Through describing the life style and values of the people in Peach Blossom Spring, the novel reflects people's yearning and pursuit for a better life, and also expressed the author's dissatisfaction and criticism of the real world. The story of the Peach Blossom Spring is a classic work of ancient Chinese fable novels with profound ideology and symbolic meaning.