The few survivors remaining after the annihilation of the world i the year 2015 decide to start again from the Year one AB (After the Bomb). After 100 years this society seems to be encountering the same problems as the old. A small group of people go in search of somewhere new to live. They find a deserted town with a sophisticated computer system and vegetation in greenhouse conditions. But they also encounter somthething even their wildest imagination could not have dreamed up...