Hank Marshall is a tough, square-jawed, straitlaced Army engineer and nuclear science expert, assigned to help conduct weapons testing in 1950s America. Hank has become a thorn in the side…

During routine manoeuvres near Hawaii in 1980, the aircraft-carrier USS Nimitz is caught in a strange vortex-like storm, throwing the ship back in time to 1941—mere hours before the Japanese…