Part I. City of St. Petersburg. Brain Institute. The use of computed tomography for examining the brain. Brain surgery. Doctor of Medical Sciences, Head of the Laboratory of Stereotaxic Methods A. D. Anichkov gives comments (synchronously and behind the scenes). The city of St. Petersburg. Embankments and canals. Expositions and exhibits of the Freud Museum - the Museum of Dreams. Part II. The plot is dedicated to the use of industrial noises in music. Musicians play on springs and homemade musical instruments. The movement of transport along the streets of the city. St. Petersburg Zoo. The head of the department of primates L. Vostryakova is working with her pet, the baby orangutan, Framework. Ramon is studying with Y. Dubinina, a master's student of St. Petersburg University. Ramona's father and mother - Rabu and Monica draw with crayons.