Owen Foote has a new obsession: spying. He thinks that secretly watching people is the coolest thing in the world. But eavesdropping on his dad talking with a neighbor about lawn care is getting a little boring. Owen is ready for bigger challenges, and he has already selected his next target: Mr. Mahoney, his school principal. It's going to be the ultimate spy test. Cloaked in camouflage and prepared to Duck or Die, Owen and his friends embark on their covert assignment. It will be Owen's most daring adventure yet. Fast-paced and funny, Owen's latest enterprise has all the insightful humor and character appeal that make this series a sure bet for young readers.