A young Finnish woman escapes an enigmatic love affair in Moscow by boarding a train to the arctic port of Murmansk. Forced to share the long ride and a tiny sleeping car with a Russian miner, the unexpected encounter leads the occupants of Compartment no. 6 to face the truth about their own yearning for human connection.
The film crew had to smuggle some of the negatives out of Russia to have them developed, as they were shot in the dark and required a special process. Originally set to be sent to Budapest, the negatives could not be delivered due to the COVID-19 pandemic. As development was not possible in Russia and the law doesn’t allow for transporting film negatives out of the country, the crew had to resort to smuggling at the border of Finland and Russia.