Arvinge okänd S04E03 - Pilotens dotter

Catherina Strandquist is shocked when she learns in adulthood that her biological father is an American fighter pilot. He leaves her no inheritance, but the information that she has a half-brother in Germany. When Kattis Ahlström and Niklas Källner are connected, Catherina has already been searching for her brother for 20 years.