A Promise of PeridotFrom Kate Golden, author of the instant bestseller and viral phenomenon A Dawn of Onyx, comes the next seductive, sweeping, action packed instalment in her addictive Sacred Stones trilogy. A prophecy of death. A weapon of hope. A sacrifice of love. Arwen Valondale is sailing for the mysterious Kingdom of Citrine after the battle of Siren's Bay. Reeling from shocking revelations and her newfound powers, Arwen directs all of her pain and rage toward the