An unknown accident occurs in Tokyo Bay's Aqua Line, which causes an emergency cabinet to assemble. All of the sudden, a giant creature immediately appears, destroying town after town with its landing reaching the capital. This mysterious giant monster is named "Godzilla".
Deep in Russia, there is an invisible city that houses thousands of men, women and children who live and work behind double barbed-wire fences monitored by armed guards. They are told that they are the creators of the nuclear shield and saviors of the world. They are told that everyone is an enemy. In this hidden world, a mother risks her life to take us inside Russia's largest nuclear city.