You Xian Ku
You Xian Ku or Youxian ku (Chinese: 遊仙窟 ; translated as "A Visit to a Fairy Cave", "Cavern of the Disporting Fairies" or "Journey to the Immortals' Grotto") is a Chinese tale from the Tang dynasty, written by Zhang Zhuo (張鷟, also known as Zhang Wencheng 張文成) (658–730). It is one of the most noted works of chuanqi fiction (唐人傳奇).