Heartburn by Kylee Minus

In a world of magic, mystery, and war, isolated Ivory Morrow has always been told she doesn't possess a heart. Upon searching for answers, she discovers a scandalous family secret, which leads her stumbling into the path of a mysterious wizard with secrets of his own. Forced togther by fate, they unravel conspiracies of the kingdom, all the while fighting their own inner battles. Soon, they come to realize their lives are intertwined in more ways than one, and they can only rely on each other for the answers they've long searched for. Gaining unexpected friends and enemies along the way, Ivory's quest for answers spirals out of control, making her question everything she had once known.