Three hundred and fifty thousand years ago the Second Great Assa died down, and the warriors and warriors of the Shining Ones do not have much to do inside the Frontier. However, the cover squadron of the Yarilo system never sits idle: either the neighbors quarrel among themselves, then the armadas of the Dark Ones decide to attack an allied world, or the Battle Aces stumble upon the traces of the Immortal, who survived from the time of the great war. But any Shining One, no matter what caste he belongs to He would not hesitate to make any sacrifices for the sake of the Race, the Motherland and the success of the Experiment. For the time of three suns has come, three luminaries are shining in the skies of the worlds of the Yarilo system, and soon the most dangerous stage of the Experiment will begin...