The Bieszczady Mountains – an abandoned area of the country after the Ukrainian Insurgent Army’s activities. The Bieszczady Mountains and their natural wealth wait for new inhabitants. Professor Jerzy Chorobski, a great neurosurgeon, decides to operate on his patient’s brain. Helena Husarska and Roman Husarski spend time in their ceramics workshop in Cracow. The Geophysical Year is in progress – the sun is observed in Czechoslovakia.