A collection of science fiction works by Leningrad writer Olga Larionova. The story “The Contact Formula” is the first publication; the stories "Perun" and the story "The Watch of Aramis" are revised versions that have not been published anywhere else.

Contents * "The Nutcracker" (story) * Sonata of the Snake (story) * Perun (story) * Creation of Worlds ( story)*Lying until midnight (story)*The Sun enters the sign of Aquarius (story)*The Aramis Watch, or Heavenly Love by Paola Pinkstone (story)*Contact Formula (story)