Rose Tremain 
Darkness of Wallis Simpson (Storycuts) [EPUB ebook] 

Repeatedly exhorted by a strange figure to remember unspecified facts about her life, Wallis struggles with a world of random, snapshot memories. Try as she might to remember her third husband, the dull little man with no name, it is deeper remembrances that engulf her on her death bed, blotting out the inconsequential details of her life.Part of the Storycuts series, this story was previously published in the collection The Darkness of Wallis Simpson.