" In a flash, the previously lusty green irises morphed into an angry blood red. Nadua stood with a gasp, not sure what was happening to him. The horns that peeked out of his sandy brown hair began to alter their color as well, taking on the cast of burning embers. Razor-sharp fangs peeked out from his lips, twisted in rage. This was how he had looked when he was tearing through her men. "

― Kiersten Fay , The Demon Slave (Shadow Quest #2)