Mai Wei plot
"They met as enemies, but fate brought them together."
In 1938 colonial Seoul, two boys grow up with a strong sense of rivalry between them. Joon-Sik is a Korean who dreams of following in the footsteps of Olympic champion Sohn Kee-chung. Tatsuo is also a marathon runner, but with a Japanese background. They grow up as rivals in sports. One day, Joon-Sik gets into trouble and is recruited by the Japanese army. A year later, he encounters Tatsuo, who is now a captain in the same army. The two men find themselves on the battlefield of the Second World War and find inspiration in each other during the battles that take place.