A woman of fifty and a thirty year old former heroin addict are the protagonists of the long night in which the story takes place. In Rome, in the most dark and dangerous, she goes looking for him, convinced that, because of a fight, Angel, once again, want to escape and find refuge heroin. And heroin becomes for the woman to defeat a rival, more imaginary than real, which ultimately reveals a psychological dependence much more serious than that, now passed, her boyfriend.