The Vipers Nest

The most dangerous secret in Amy and Dans past is unveiled in Book 7 of the #1 New York Times bestselling series.The hunt for 39 hidden Clues that lead to an unimaginable power have taken a heavy toll on fourteen-year-old Amy Cahill and her younger brother, Dan. Theyve just seen a woman die. Theyre wanted by the Indonesian police. Theyre trapped on an island with a man who knows too much about the death of their parents. And a tropical storm is rolling in. Just when they think it cant get any worse, it does. Because the Cahills have one more rattling skeleton for Amy and Dan to discover . . . the terrible truth about their family branch.