The existence of the titan race - wise superhumans and great Warriors created in earthly laboratories as a result of genetic experiments - is under threat. Their comrades who died in the battles of the past, mysteriously returned from oblivion along with their spaceships, attack and defeat their former comrades. Titan pilot Alexei Turkin will have to enter into a decisive battle with invulnerable invisible people and uncover the sinister secrets of powerful races.