What are the main themes in the collection, Murder in the Dark?

The most common themes found in Atwood's work are sexuality, marginalization of women and minority groups, social fears (such as growing old) as well as progression and movement, and the relationship between old and young (and the relationship between being old and being young), distrust of religion, patriarchy, issues of power, gender politics, body image, narrative voice and design, language, subversion of traditional literary forms, revisionist myth-making, history, satire, irony, Canadian nationalism, spirituality, the environment, feminist anger, bashing of males, public persona, coldness/unreliability of her narrators (as both the short story and the name of the book implies), and pessimism.