The young cryptographer Kernell works in the intelligence service during the Cold War. After cracking a secret code, he is drawn into a spy tangle that stretches all the way across the Baltic Sea. It turns out that there is a leak with the cover name Ramona within the own organization and now it is necessary to stop Ramona before the betrayal has devastating consequences. However, both Kernell's own courage and faith in the mission are put to severe tests. This Emmy-nominated spy thriller takes place during the Cold War when, despite Sweden being non-aligned, Baltic men and women were trained and educated by the Swedish military intelligence service and sent back to their former homeland to spy on the Soviet-occupied Baltics. More than 40 people were sent over, none returned…