Correct, in the story "Cranes," just after Song-sam lets his friend Tok-chae escape, he hears a shot. This indicates that Tok-chae has been captured by two soldiers. Additionally, Song-sam notices two cranes flying off, which symbolize the freedom that Tok-chae now possesses. Furthermore, Tok-chae realizes that Song-sam has tricked him by letting him go, putting his own life at risk.