Raven Flight. Juliet Marillier. 2013.

Neryn thought she had lost everything and could trust no one, not even her mysterious companion, Flint. 

But when she finds refuge at the rebel base of Shadowfell and discovers her canny gift as a Callerm she feels the first stirrings of hope. 

Now she faces a perilous journey with the rebel Tali and the Good Folk, who shadow her steps. She must find the three Guardians who can teach her how to use her unwieldy gift - one thst is rumoured could amass a powerful army. 

Can Neryn master her magical power to save Alban from King Keldec’s stranglehold? 

Or will she be too late?