Davies is an actress during the Civil War who becomes a Union spy. She goes behind Confederate lines with experienced spy Alexander and they end up at the mansion Gen. Jeb Stuart uses for his headquarters. Alexander is a guest at the mansion and Davies is hired as a washerwoman. Davies
meets Cooper, who is a scout. Alexander is discovered as a spy and sentenced to death. Davies helps her escape back to Union lines and learns that Cooper is organizing southern sympathizers in the North. She pretends to be a southern belle at a mansion in Richmond, meets Cooper again, and they
fall in love. Eventually, Davies is discovered and makes her escape with another Union spy....