Having survived the death of their own civilization and waking up five centuries later from cryogenic sleep, a group of volunteer researchers find themselves in a world thrown back far back, teetering on the brink of death. The nomads of the Flying Horde, the wild warriors of the Kwa people, and the sea pirates Skena are trying to destroy the state that gave shelter to the “foreigners.” “Guests from the past” cannot stay away. However, with their intervention, the war becomes even more terrible, for they carry with them terrible weapons...