A mining engineer investigates the death of his fellow coworkers and discovers prehistoric nymphs emerging from the mines. As he heads deeper into the mines, he makes a more horrifying disco... Read allA mining engineer investigates the death of his fellow coworkers and discovers prehistoric nymphs emerging from the mines. As he heads deeper into the mines, he makes a more horrifying discovery in the form a prehistoric flying creature.A mining engineer investigates the death of his fellow coworkers and discovers prehistoric nymphs emerging from the mines. As he heads deeper into the mines, he makes a more horrifying discovery in the form a prehistoric flying creature.