Three sisters embark on an adventure of a lifetime after their father inherits a Louisiana estate from his great aunt. While playing around the mansion, they unearth an old letter, sending them on a daring hunt for a lost fortune.

Growing up in a small town in Mississippi has made sixteen-year-old Claire Cooke desperate for some excitement. But her fate is about to change with the adventure of a lifetime. On a seemingly ordinary day, she is awoken with the news of the death of her father's great Aunt Genevieve. The sole inheritor to Aunt Genevieve's estate, Claire's father is now responsible for the property and must take the family to the ancestral home in the Louisiana bayou to make arrangements. And it is there that Claire finds herself immersed in a real-life mystery.

Set in a grand mansion that holds many secrets, the mystery begins with the discovery of a journal belonging to Aunt Genevieve. As family secrets come to light, it will be up to Claire and her sisters to piece it all together. And while playing hide-and-seek with their new neighbor Dominick, they find a letter that will send them searching for clues to a hidden fortune throughout the vast estate and beyond - exploring the lively streets of New Orleans. But with a hurricane approaching, they'll need to move quickly. Can they find the lost riches before it's too late?

In Aunt Genevieve's House: The Storm of Clues author Michelle McNally brings her own childhood memories to life. And with many surprises in store, this lighthearted mystery is sure to delight any middle grade reader who enjoys a good treasure hunt.