At a female prison located deep within the deadly South American jungles, a group of woman are forced to mine for valuable emeralds for the local corrupt government. A group of new prisoners on the way to the jail are ambushed and are convinced to join a group of revolutionaries seeking to overthrow the prison guards and take the treasure of jewels for themselves.
- Release Date: October 25, 1980
- Runtime: 94 minutes
- Production countries: Italy, Spain
- Original Title: Orinoco – Prigioniere del sesso
- Original Language: italiano (Italian)