A Necessary Madness — Jennifer Jenkins

Voices inside Ebrielle's head pull her into one bad situation after another. When her father, the governor, is at his wits end, she is sent away with a group of craftsmen, including her childhood friend and blacksmith, Wesley, to act as the governor's ambassador to the country over the mountain.As she discovers that the strange whispers that caused her so much trouble back home may be the key to uncovering a plot to destroy her homeland, she realizes they could prove her loyalty to her people...or lead to her undoing.