Due to alleged West contacts Bettina is arrested in 1984 Jan is a Stasi officer and expert in interrogation For half a year the officer and the dissident sit face to face almost daily and the unbelievable happens they fall in love with each other In a few words and gestures and by means of a numerical code they communicate 11 means you are beautiful 12 means I love you Jan and Bettina are always at risk of their love being discovered