Tensions are at an all-time high in the final book of this rip-roaring adventure series about siblings with magical shapeshifter powers, from New York Times bestselling author Amie Kaufman. Though Anders and his friends have delayed a war between ice wolves and scorch dragons, their mission is far from over. With adults on both sides looking for them, they've sought refuge in Cloudhaven, a forbidden stronghold that could hold the key to saving their...