There is a legend that if the ravens at the Tower of London ever leave then Britain will fall, so when somebody steals the birds, the Queen calls for Mac B. to find the thief and retrieve them--a mission that takes him to Iceland, where he encounters secret submarines, hungry polar bears, and his arch-nemesis from the KGB.
Mac B. is on a madcap adventure in this New York Times bestseling series! This time a stolen raven threatens to topple the Queen... and it's up to Mac to smackdown his KGB rival once and for all!
Ravens have been stolen from the Tower of London! Mac B.'s top-secret mission? Travel to Iceland and retrieve the ravens... or Britain is ruined!