Onyango gets lost while playing with four friends in a forest on the outskirts of Nairobi. The forest is home to Chakaa-chakachaka, a hairy giant whose favourite meal is children - grilled nyama-choma! After getting advice from the only person who has ever survived an encounter with the giant, the four friends set off on a thrilling adventure -OSO! Operation Save Onyango! The kids face obstacle, after obstacle from crocodiles to hyenas and other screaming and splashing creatures on their way to the giants cave. Will they survive? This awesome story may find you biting your fingers in suspense - but don't. Just read on to the exciting end. you will learn all you need to know and more about giant-hunting.