He Returns Without Glory, Only Dominion

Cassius Kramer, a prince of Duflana, is sent to Bellaros as a hostage. He remains there for ten years. During that time, he quietly builds power and becomes the leader of the Mistral Order, an organization whose influence spans seven nations. Refusing offers of wealth and marriage, he returns home out of loyalty to his homeland—only to be mocked and rejected by everyone around him. But when his true identity is revealed, things take a different turn.