Princeps' Fury by Jim Butcher

In the midst of a brewing war between the Aleran forces and the savage Canim, the young and resourceful Tavi, now recognized as Gaius Octavian, must navigate the treacherous political landscape of the realm while leading a daring mission to forge an alliance with the Canim. As he grapples with his newfound responsibilities and the weight of leadership, Tavi uncovers a sinister threat that could spell doom for both Alerans and Canim alike. With time running out, he must rally his allies and harness his burgeoning furycrafting abilities to confront the looming danger and secure the future of his people.

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