Book 3 in this adventure. The Cortezes are headed to Spain for a family vacation. Carmen and Juni can't wait to go to see their Nana. But before they can even unpack they have been assigned a mission. A crazed Spanish architect is constructing buildings all over Maadrid using a chemical that makes everyone sleepy! Can they stop him?! Fun adventure!
This is a great book, if you saw the movies you will love this book!