"The Dark Border" is a drama set in 1938, following Latvian counter-intelligence officer Baltais. Under the guise of a journalist, Ilmārs Blanks, he is sent on a secret mission to a border town to retrieve vital state security information and expose a Russian agent. In this place, which serves as a narrow strip between two worlds, he also seeks to uncover the truth behind the mysterious murder of his beloved. The film is in Latvian with English subtitles and has a running time of 2 hours.