In prehistoric times the crew of an alien spaceship land on Earth. The commanders decide to lay the foundation for a new civilization, in which they will imprint of their own civilization, which is dying out. Through surgical intervention on apes, the aliens program the future spiritual evolution of Earth. During the operation, the patient wakes up abruptly. Discovering himself as a person, he calls himself Eden. He shocks by what is happening to him and he refuses to participate in such experiment. Eden is tranquilized and this time the volume of knowledge imprinted in his brain stays in his sub-consciousness. The ape is released. During takeoff, the ship crashes and the crew die. The only thing left on Earth is Eden and the hope that he will spawn the human civilization. In the second novel, "The Stranger", the writer, author of criminal novels meets an envoy of an alien civilization. The writer asks him to heal his terminally ill friend.