Aiden Shaw sells 15-yuan boxed meals but is smeared by competitor Don Quinn, who steals customers with cheap 9-yuan meals. Aiden Shaw holds fast to food safety, opens the Sunshine Diner. Even with no customers, he never cuts corners. Soon, workers eating the cheap boxed meals are hospitalized due to food poisoning. The unscrupulous vendor's kitchen is shut down. Aiden Shaw earns approval, and his diner flourishes.