Prophecy of the Sisters (Zink, Michelle)(2008, paperback)

Twin sisters Lia and Alice Milthorpe have just become orphans. They have also become enemies. As their discover their roles in a prophecy that has turned generations of sisters against each other, the girls find themselves uncovering a lifetime of secrets. Secrets that could destroy everything. Lia and Alice don’t know who they can trust. They just know that they can’t trust each other.