Japan conquers China just before WW2 starts. Chinese women are captured and placed in concentration camps, where they are tortured and humiliated. Some try to escape incurring enormous risks, and death if they fail.
Kang-hie recalls from her cell how she was used by Japanese detectives to track down and destroy the Korean Independence fighters. She manages to escape from prison during a break and proceeds to hunt down her former lover who was a Japanese agent.