Kangur must track down a mysterious Soviet mole within their own secret service.
If you're looking for a titled O2 , there is also a 2022 Tamil survival thriller starring Nayanthara and a 2024 Kannada medical thriller. Would you like details on either of those instead? subtitle O2.2020.DVDRip.x264-PTP
As the Soviet Union and Nazi Germany sign a non-aggression pact, Kangur discovers a Red Army operation to annex Estonia. Kangur must track down a mysterious Soviet mole
The head of the Estonian counter-Soviet intelligence unit is murdered. subtitle O2.2020.DVDRip.x264-PTP