Lily Rosewood dreams of taking over her family's company one day. Her grandmother, Rosewood Inc's current chair, has always encouraged her, and Lily can't wait for Gram to teach her everything she needs to know to run the business. But then Gram dies suddenly, and Lily's world is upended. When it's revealed that Gram's quarter of a billion dollar fortune is missing, Lily can't fathom what her future will hold now. Even in death, Gram has a few tricks up her couture sleeve. A last letter from her with a cryptic clue sends Lily and three other teens on a treasure hunt that could change their lives forever-if they can survive it. And if they pull it off, they may be rewarded with more than just money. But they're not the only ones hunting for Gram's treasure, and soon the hunt becomes more dangerous than they ever could have imagined. Irresistible intrigue, captivating suspense, a swoony friends-to- rivals-to-lovers romance, and heartbreaking betrayal drive this thrilling debut novel to its explosive end.