To save the Citadel, the Order must turn to unlikely allies.
With the impending war between the king and the riders about to ignite, Eldwin and Maren journey to the only other school left-Valgaard.
Will the traitorous riders leave their snowy mountain to aid them, or will the Order fall to the king's sword?
Fans of Sarah K.L. Wilson's Dragon School, Christopher Paolini's Eragon and Anne McCaffrey's Dragon Riders of Pern will feel right at home.
Tomb of Oaths is the fifteenth episode of the series Dragon Riders of Osnen.
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