Author(s): Blue Balliett & Brett Helquist (illustrator)
When a book of unexplainable occurrences brings Petra Andalee and Calder Pillay together, strange things start to happen. Before they know it, the two find themselves at the center of an international art scandal. As Petra and Calder are drawn clue by clue into a mysterious labyrinth, they must draw on their powers of intuition, their skills at problem solving, and their knowledge of Vermeer. Can they decipher a crime that has left even the FBI baffled?