A once promising baseball star, when a little boy asked him to sell his baseball jacket, he was often chased by two assassins. A high school student obtained a sleep control device to help him take the exam and became more familiar with the seller during the process. A prison guard bought a guitar and played the last song with a rock band after discovering that his number had been called up as an executioner. An English tutor and amateur journalist investigating the murder case proposed to obtain information on the involvement of a once promising baseball star. Good Trading "is a woven tapestry depicting the interconnected lives of people struggling in the daily lives of contemporary Korean society. Covering a considerable number of themes: romance, crime, sports, family, work, and even Russian literature! When each character in the play attempts to make a "deal" with another person to help them stay ahead and even survive, they find their interactions much more complex than initially imagined. This film is written and directed by Zhao Jinghao, blending evil black humor with sincere sentimentality through an interwoven but still seamless linear narrative style.