As a child, former Justice Department agent Cotton Malone was told that his father died in a submarine disaster in the North Atlantic.
Twin sisters Dorothea Lindauer and Christl Falk are also determined to find out what became of their father, who died on the same submarine-and they know something Malone doesn\'t: Inspired by strange clues d.
But what he now learns stuns him: His father\'s sub was a secret nuclear vessel lost on a highly classified mission beneath the ice shelves of Antarctica.
As a child, former Justice Department agent Cotton Malone was told that his father died in a submarine disaster in the North Atlantic