The City of Blood and Gold - The Song of Amhar, #5

"The God of Pirea is eternally thirsty. Only blood can slake that thirst, and then only for a little while. They call it the City of Gold, but the City of Blood would be closer to the truth."On a mission to rescue their friend Brenn, Luan and company sail south, hoping to escape their pursuers in the vastness of the oceans. But the dark brotherhood of the Ciardabrar are not easily shaken off and with enemies on land and at sea, our heroes face danger at every turn as they journey deep into enemy territory, to the City of Blood and Gold.
The City of Blood and Gold is the fifth instalment in the Song of Amhar fantasy series. Set in an alternate Iron Age where the world of the spirit is always close by, the series follows the adventures of Luan, a boy training to become one of the Klaideem, elite warriors who dedicate their life to the service of the kingdom.