A production conflict breaks out between the head of the hydroelectric power station's construction, Demidov, and the chief engineer, Prokofiev. Prokofiev prohibits construction work due to the danger of a rock collapse, but Demidov cancels the engineer’s ban.
Oleg Zhakov
Aleksandr Belyavskiy
Irina Korotkova
Anatoliy Solovyov
Svetlana Svetlichnaya
