Cheng Jin Yun is visiting the Ming's family together with her sister Mrs. Su. She secretly goes into Ming Lou's room. Ming Tai discovers a dirty secret of his organisation, which makes him extremely doubtful and sad.

Uncle Li makes an astonishing discovery. Ming Tai has been ordered to save prisoners of a labourcamp, but requests the communist party to join with him. After investigation the camp and movements, they draw up a plan.

After a major set back the day before the operation to free prisoners of a labour camp, Ming Tai decides to continue with their mission.