Continuation of the adventures of the crew of the planet spacecraft "Mercury" from the first book "Crimson Darkness". Commander Anton Granatov found himself on the planet, receiving a protective field, night vision, and reading mental images. He was soon joined by the doctor Maria Moroz, who can read the near future. They survive among the evil beasts and cruel cannibals of the planet. The second couple, navigator Ned Kent and astrophysicist En Martis, are trying to live in a space-time cocoon. Friends are trying to establish a constant connection with each other. They will have a meeting with the cosmic mind.