In 2014, 28-year-old Lars Mittank vanished from Varna Airport in Bulgaria after a holiday with friends took a strange turn. Injured, anxious, and acting increasingly afraid in the final hours before his flight, Lars was captured on airport surveillance suddenly running out of the terminal and disappearing into the surrounding area. He has never been found. In this episode, we trace Lars’s last known movements, the fear that seemed to follow him, and one of Europe’s most unsettling unsolved disappearances