For over sixty years, aged pianist Traude KrÃ¼ger has been teaching piano at the women's prison. But she's never met someone like Jenny, a convicted killer beating everything around her to a pulp just to amuse herself. But Jenny used to be a great musical talent. And she still is under her impenetrable facade. She could manage to win a prestigious piano contest she is allowed to participate in despite her prison sentence. However, a contest is no challenge to someone who wants life to stand still.