Based on

Movies like Shadow Killers Tiger Force (1989)

Innocent women are being kidnapped by a group of ninja and taken to a secret prison camp where they are forced to work as slave labour. Furthermore, the evil head ninja has ambitions to sell 53 of their number off to a high bidder in the Middle East. All is not lost however, for Jenny, a beautiful female ninja has been hired to infiltrate the camp and rescue Sylvia, one of the captive women there.