Intelligent beasts stand at the apex of life. They only have one equal, the humans who bond with them. Ko'Eri, the land of the Felines, is in the midst of a cold civil war between the Lion and Tiger Clans. Now the shedding of fresh blood has sparked a new fire. Princes Mazin and Zaki, twins born during the beginning of the civil war, have come of age. Their own Tamed beasts await.  Zaki yearns to prove himself worthy of the Lion Clan's throne, but the civil war proves to be a harsh challenge. Mazin, ever the shadow of his brother, is forced north for his bonding. A chance to escape the judgment of the capital and feed his wanderlust, at the risk of capture. Ancient enemies rise from the ashes, clan secrets are revealed and duty demands more from the princes than they expected. The civil war is only the start of the trouble coming for all the Feline Clans.