Who is May from Short Story Masterpieces and what is their importance?

May appears in the short-story, Country Love Story. She is married to a man twenty years her senior, and when her husband becomes ill, she attempts to do what is best for him. When the couple moves to the country, May realizes that her husband's illness is driving him away from her, causing him to be violent and angry at her. As a result, she is confused, angry, lonely, and hurt, invand she consequently invents a lover to spend her time with. After her husband's recovery, May is dismayed as she finds she no longer loves him.