Series: Hardy Boys: Undercover Brothers
by Author Franklin W. Dixon
Book
Extreme Danger (2005)
Extreme Dangerby Franklin W. DixonMystery165 pagesExtreme Danger is a story of two brothers named Frank and Joe Hardy. They are part of an organization called ATAC which stands for American Teens Against Crime. They go to Philadelphia, Pennsylvannia because a person is threatening to hurt the ath...