Lu Xun's In a Restaurant was a short story that mainly described the story between a waiter and a customer in a small restaurant. The following are the characters in the novel: 1. Waiter Auntie Zhang: The waiters in the small restaurant are warm, friendly, and kind. 2. Customer Wang Er: A greedy man ordered many things in a restaurant but the price was higher than the actual value. The waiter finally exposed him and apologized. 3. Chef Liu San: A person who likes to joke has some creativity and characteristics when cooking dishes. 4. Manager Li: The manager of the small restaurant is an upright person who cares and takes care of the waiters and customers. Other than that, there were other supporting roles and secondary characters in the novel, such as the family of the waiter, Xiao Li, and the wife of the customer, Lao Wang.