Desc: Yksisiipinen enkeli: Directed by Erkki Määttänen. With Sirkka-Liisa Sass, Ari Sundell, Anneli Koch, Annamaria Sass. Sirkka-Liisa Sass's dream of a career on stage came crashing down when her spine grew crooked. Beauty's struggle against the pain and the compulsion to give up the dream went on for decades