Nine Days in One Year Russian is a 1962 Soviet blackandwhite drama film directed by Mikhail Romm about nuclear particle physics, Soviet scientists physicists and their relationship.
Two young physicists, an afflicted experimenter Dmitri Gusev Batalov and a sceptical physicisttheorist Ilya Kulikov Smoktunovsky carry out nuclear researches at a Siberian research institute. Dmitri heads the researches begun by his teacher Sintsov who as a result of experiment had received a deadly dose of radiation. Gusev is irradiated also. Doctors warn that any more radiation will kill him. At that time his friend Ilya and Lyolya who loved Dmitri developed a romantic relationship. The enamoured couple prepares for a wedding and look for a possibility to inform Dmitri about it. When they meet, Dmitri already suspects this and coldly received Lyolya and Ilya. Lyolya is caught up in selfcontradictions, and as she tries to establish his true feelings for her she learns about the terrible diagnosis. Realising that she still loves Dmitri, Lyolya cancels her wedding to Kulikov and weds Gusev.Despite the doctors advice, Gusev continues with experiments. After a number of failures he turns to Kulikov for help. Whilst carrying out of the experiment that ended successfully, Gusev receives a new radiation dose. He hides this fact from everyone, including his wife who incorrectly interprets his isolation, but the truth eventually comes to surface. Research work is continued by Kulikov. Dmitris health worsens, but he decides to fight the illness to the end and agrees to an operation in bone marrow transplantation. ........
Source: Wikipedia