Hitler's Secret

"An incredible adventure and a great page-turner!" -- Bear Grylls

Otto and Leni thought they were safe: They escaped -- barely -- from war-torn Europe and are living as refugees in England. But now the Crown has recruited them: Great Britain wants them to go back. As spies!

Dropped behind enemy lines, Otto and Leni embark on a top-secret operation. Code name: Wolfsangel. Their mission? Capture the one person who can defeat the ultimate evil of Nazism! Der Fuhrer has destroyed Otto's …