Stalker Artist and commander of the deceased quad Souvenir could not come to terms with the death of their comrades. The thought that the mysterious laboratory, experiments in which led to the death of their friends, still exists and poses a terrible danger to both the inhabitants of the Zone and people outside it, haunts them. But searches bring no results. But the mysterious project “Minotaur” comes to the attention of his comrades. How he is connected to the laboratory and what he is, they have to find out. But not only the Zone wants to hide its secrets; it is helped in this by certain forces that do not want the Artist and the Souvenir to reach their goal.