After killing a jail guard, convict Robert Stroud faces life imprisonment in solitary confinement. Pushed almost mad by loneliness and despair, Stroud's life good points new that means when he occurs upon a helpless child sparrow within the train yard and nurses it again to well being. Regardless of having solely a 3rd grade schooling, Stroud goes on to develop into a famend ornithologist and achieves a larger sense of freedom and objective behind bars than most individuals discover within the exterior world.