Other name: Black Sun, BLACK SUN 奴隷王
Summary: Gerun Fortress, under the command of stand-in officer Leonard de Limbourg, is attacked by the prestigious general Jemaru Jan of the Middle Eastern Empire. With no hope of winning, Leonard hopes to negotiate with Jemaru, offering his head in exchange for the safety of any survivors left in the fortress. But instead of killing him, Jemaru takes the beautiful knight as his prisoner and spoils of war. Forced to sleep with a man that is both his enemy and his weakness, Leonard's feelings of shame overtake his heart, but lust overtakes his body...