In the seventh book of the Capital Mysteries-an early chapter book mystery series featuring fun facts and famous sites from Washington, D.C.-KC and Marshall are thrilled to take a tour of the United States Treasury where stacks and stacks of money zip off the presses in the printing and engraving building, millions of dollars a day. But the friends find that a bundle of bills is missing. That's a hundred thousand dollars - gone! How did the thief slip the money out past cameras, guards, and locked doors? KC has a suspect. She has a clue. Now she just needs to figure out how in the world it was done!


美國財政部的參觀導覽，讓凱西和馬歇爾樂透了！這棟雕版印刷大樓每日印刷一疊又一疊的鈔票－－可達數百萬美元呢！但是，他們卻發現一疊鈔票憑空消失了！究竟小偷是怎麼逃過監視器、警衛和上鎖的門，偷走那十萬美元的呢？凱西心裡有個嫌疑犯，也掌握了線索。面對這件不可能的偷竊任務，她現在需要的就是找出犯案的手法！