Rise and Fall - Eliot Schrefer - Bog

Deep in the desert there sits an oasis, ruled by a monarch named Cabaro, the Great Lion, and he reigns over a kingdom of animals. No human has ever set foot in the Great Beast's territory. As a team, Conor, Abeke, Meilin, and Rollan have achieved the impossible before. But now that team is broken-the friends scattered by a devastating betrayal.