Choose Your Own Adventure 39: Curse Of The Pirate Mist - Doug Wilhelm

Your uncle writes bestselling books about high-stakes adventures and you are his travel buddy. His latest tip has taken you to South America in search of treasure. Do you trust the smooth-talking CEO who smiles just a little too much? Or do you team up with your uncle's friend Lacey, a "treasure enthusiast"? What explanation can you find for the weird purple mist that's been attacking boat crews?