Rebel takes place in a fictional world where a constant struggle between light and darkness is ever present. The Lightkeepers, distinguished by a mark on their arms known as the fire seal, have been forced into hiding after a widespread genocide is launched against them by the New World Empire. Although the Lightkeepers have a great power within them powered by the shine of their fire seal, the long years of war have made them forget who they are and caused their seals to fade in its light. Our story encounters three young Lightkeepers five decades after the start of the war. Together they rediscover their true purpose in a world where darkness reigns supreme. What they find is that light always shines in the darkness, and the darkness can never extinguish it.