The battle for the crown has begun, but which of the three sisters will prevail? Fennbirn's deadliest queens must face the one thing standing in their way of the crown: each other.

In every generation on the island of Fennbirn, a set of triplets is born--three queens, all equal heirs to the crown and each possessor of a coveted magic. Mirabella is a fierce elemental, able to control storms or flames with the snap of her fingers. Katharine is a poisoner, able to ingest the deadliest poisons without harm. And Arsinoe, a naturalist, can control nature. But becoming the Queen Crowned isn't solely a matter of royal birth--each sister...