Alcatraz Island in the 1930s isnt the most normal place to grow up, but its home for Moose Flanagan, his autistic sister, Natalie, and all the families of the guards. When Mooses dad gets promoted to Associate Warden, despite being an unlikely candidate, its a big deal. But the cons have a point system for targeting prison employees, and his dad is now in serious danger. After a fire starts in the Flanagans apartment, Natalie is blamed, and Moose bands with the other kids to track down the possible arsonist. Then Moose gets a cryptic note from the notorious Al Capone himself. Is Capone trying to protect Mooses dad too? If Moose cant figure out what Capones note means, it may be too late.The last heart-pounding installment in the New York Times bestselling, Newbery Honor-winning Alcatraz trilogy is not to be missed!Superlative historical fiction.