Old Ruins 'Travels was a famous work in which the main character was Bai Niu. However, writing a novel wasn't as simple as putting the main character in front of the novel. The plot and characters of the novel should be interconnected to form a complete story. In Old Ruins 'Travels, Bai Niu was not the main character of the novel. She was just a character in a plot. Her story was only a part of the whole story of the novel. It was closely related to other plots and characters, which constituted the main line of the novel. In addition, the plot of the novel also needed to be designed according to the needs and preferences of the readers in order to attract the attention of the readers and retain their interest. Therefore, when writing a novel, the characters and plot should be coordinated to present a fascinating story to the readers.