The 39 clues; 9. Storm warning

Park, Linda Sue
The shadow of a man in black has followed 14-year-old Amy Cahill and her younger brother, Dan, on their worldwide search for 39 Clues that lead to a great power. Amy and Dan know the man in black has tried to kill them. They know he is a Madrigal, a member of the most secretive and terrifyng group hunting for the Clues. Amy and Dan have run hard and fast, but they can't escape the man following them. And now, in the wake of a terrible tragedy, he's ready to step out of the darkness for their final confrontation.