Roberta is an average woman with an average life, with one abnormal facet in her life -- her mother, Inez. Lonely and bitter after her own husband left her years ago, Inez feels that Roberta is the only person she has left in the world and sabotages any relationship Roberta tries to have. When Roberta begins dating Larry, Inez realizes she must pull out the big guns to make sure they don't end up together.