Claude Heinrich, Sue Mossbauer, Cloé Heinrich, Leonard Rosik, Lilli Jellinek, Elif Meller, Fabian Busch, Karim Cherif, Milena Dreißig
Who is "Kalinka08"? In a chat message, she reports about experiences of violence in the family. A fake? Or does she urgently need help? Sofia and her friends are worried. Despite the Corona-lockdown, they arrange to meet and forge a plan to find Kalinka.