A mathematician finds himself in the midst of the Pacific War April 1945: In the aftermath of the battle for Okinawa, Tommy stands on the deck of the USS Bataan, the Independence-class aircraft carrier that he's called home for a year. Once, he was a student in the classrooms of MIT. Now, thousands of miles away, he is surrounded by horrors -- but uses his mathematical and navigational expertise to do his best to minimize the casualties...