Susan Ashworth, known in her neighbourhood as the crazy Cat Lady, is a lonely 40- year old on the verge of suicide. She has no family, no friends and no hope for a better future.One day she discovers that five strangers will come along and change everything.But those five, "The Parasites", are also the most ruthless, deranged and cold-blooded bunch of psychopaths the city has ever known. They will stop at nothing to hurt Susan.