A North Korean ICBM crashes into the Sea of Japan. A veteran CIA officer is murdered in Ho Chi Minh City. A package of forged documents goes missing. The pieces are there, but assembling the puzzle will cost Jack Ryan, Jr. and his fellow Campus agents precious time. Time they don't have. The challenge facing President Jack Ryan is an old one with a terrifying new twist. The international stalemate with North Korea continues into its seventh decade....