Who is Gonul Derman in Muge Anli? What is the Missing Brothers Incident?

Sisters Emine and Hülya Gaygısız, who came from Germany to Sakarya, disappeared after coming to Turkey on December 22 to visit their grandfather in prison. Their husbands Emin and Resul Gaygısız applied to the program “Müge Anlı ile Tatlı Sert” to investigate the disappearance. In their last phone conversation, the sisters made mystical claims and said they would not return to Germany. It turned out that their father lied to his daughters to sta…