Sophie Gluck , a German immigrant manic - depressive mourning the loss of her beloved mother , is another tenant in the building .
Helena is Dottie 's upscale and haughty friend and colleague .
Sophie Gluck , a German immigrant manic - depressive mourning the loss of her beloved mother , is another tenant in the building , and Helena is Dottie 's upscale and haughty friend and colleague .