"Zhang Zhen's Story: The Legend of the Face-Washing Girl" mainly tells the story of Chu Tiantian and Qian Sinan, who have the same dream and are successfully selected for the company's trainee training. They have known each other since childhood and have a deep friendship; but Qian Sinan is beautiful and is a future star; compared to Tiantian, she is ordinary in appearance and is only selected because of her good voice. Tiantian is distressed by her inferiority complex. By chance, she learned the legend of the face-washing girl and believed it to be true. She went to the legendary theater to summon the face-washing girl, but something strange happened and the two were frightened. The next day, Sinan found that Tiantian's personality had changed drastically and she was much more glamorous and beautiful. The relationship between the two changed subtly, and a series of subtle things happened afterwards.