In the evil time after civilization fell apart, the Undying High Lord Milo Morai gathered together as many children as he could save and set about teaching them the laws of survival. Over the centuries, Milo's children wandered the Sea of grass, fighting and prospering and adding to their numbers until they became the mighty force known as the Horseclans. With time, some of their laws changed or were forgotten but there remained one that must never be broken—“Kindred must not fight Kindred!” Yet now, clans Linsee and Skaht were on the brink of a bloodfeud that could spread like prairie fire throughout the Horseclans. Could even Milo smother the sparks of hatred before they blazed up to destroy all of the Horseclans?