The distant future. Planet Gaia. The Middle Ages...For many years, a special mission of observers from Earth has been operating on Gaia. They are strictly forbidden to use any earthly technology. Moreover, weapons. But accustomed to intrigue, cruel and treacherous local aristocrats are not averse to getting to the “weapon of the gods.” They are ready to pay any price for this. Therefore, when the young Baron Rey de Buis, at the head of a tiny army, mercilessly dealt with a thousand-strong horde of nomads, the Mission’s curators decided that something irreparable had happened...