The queen's thief, tome 5 : Thick as thieves

Kamet, a secretary and slave to his Mede master, has the ambition and the means to become one of the most powerful people in the Empire. But with a whispered warning the future he envisioned is wrenched away, and he is forced onto a very different path. Set in the world of the Queen’s Thief, this epic adventure sees an ordinary hero take on an extraordinary mission.