People From the Sirius Came to Our Solar System in the Distant Past

Having become incapable of fighting, they bred new and genetically-manipulated human races, which were capable of fighting and could protect them from aggressors who appeared again and again. These new human races were made into forms of life by intervening genetic manipulations, which carried barbaric traits up to the degeneration and mercilessness in themselves, whose life however was limited to only about 100 years, likewise genetically-manipulated, out of the justified fear and precaution that the gene-manipulated ones could flock together against their producers and rulers and destroy these.