'The Eight Stabilities are islands of order surrounded by lethal chaos—and the order is being swallowed by the unstable. The religious leaders of Chantry try to maintain the Stabilities by ordering the necessity of a once in a lifetime pilgrimage across the chaos. And in that ever-changing world, the most important person is a mapmaker who can make a chart of secure pilgrimage routes...
'Keris Kaylen is a mapmaker's daughter. When her father is murdered and a mountain disappears, Keris is betrayed by her brother. Forced to flee into the Unstable, she finds her safety is in the hands of a man bonded to the Lord Carasma, the Unmaker ... and her ordered life is turned upside-down. Her survival will depend on a map and a place called Havenstar—but she can't reproduce the map, and Havenstar may not even exist ...'.
Source: author's website (http://glendalarke.com/news/).