Low in the storm-mad sky swooped the great silver bird, crippled...
Kaänga; Ann Mason; Lance; Ka-winas (ancient African tribe); N'ghana
A plane crash strands a trio of explorers on the rim of an ancient volcano. Kaänga and Ann come to offer assistance and they are all attacked by the Ka-winas, an ancient tribe determined to keep their home inside the volcano a secret. Kaänga uses the explorers' dynamite to ignite the volcano and destroy the Ka-winas and then he pushes the plane off the rim to glide to the jungle below.