Franziska is a mentioned character in Slender: The Arrival. She is Frieda's Sister.
Story[]
It is revealed in a note that Franziska is Frieda's sister. Franziska lived far away from Frieda.
After the disappearance of her two children, Patty and James, Frieda asked for help with her sister by talking with her through letters, but Franziska did not believe in Frieda. She said that she was taking her old legends very seriously, claiming that these legends were false.