To cross into Xadia, Rayla and Callum must find a way past a fearsome dragon who was blinded in a battle with a human. To cross into Xadia, Rayla and Callum must find a way past a fearsome dragon who was blinded in a battle with a human. To cross into Xadia, Rayla and Callum must find a way past a fearsome dragon who was blinded in a battle with a human.