Marjory and Elmer were a perfectly matched couple: grumpy, vindictive and immobilized by the obesity they had brought upon themselves after a life of fast-food and soda. But while Elmer stayed shut up in his room watching the shopping channels and football, Marjory at least made the effort to make her neighbors' lives a misery with her mobility car. But Xantiax has had an unexpected positive effect on the calorific consumption of Marjory's body. And of course, her inherent nastiness has increased alongside it.