"A fabulous cache of gold and jewels is hidden in the temple of Opar, where a savage cult sacrifices young virgins to their angry fire god. Tarzan is on a quest to seize the treasure but his many enemies conspire on all sides to interfere. Crazed La, the sultry high priestess of Opar, is determined to win the lord of the jungle as her lover and slave trader Achmet Zek does his part to help her by kidnapping Tarzan's mate, Lady Jane. Meanwhile, a double-crossing...