Natayo is an adventurous boy from a tribe of food gathers. Almost every night he has the same recurring nightmare. Unable to go back to sleep, he goes to his favorite place, the ridge that overlooks the villages. He enjoys the stream that flows endlessly through the neighboring villages and he enjoys the stars and especially the moon. For weeks he notices something strange heading towards his friend Yanyan's village. A herd of buffalo maybe deer; he doesn't pay much attention to it. Then one day he sees some men from Yanyan's village bloodied and badly hurt. Their village has been attacked by...