Duplicate Keys by Jane Smiley

Jane Smiley is the Pulitzer Prize—winning author of A Thousand Acres and more than ten other works of fiction, including Horse Heaven, Moo, and The Greenlanders. In 2001 she was inducted into the American Academy of Arts and Letters. She lives in northern California.

From the author of A Thousand Acres comes a suspense thriller. A woman finds two people murdered in the apartment her bestfriend shared with one of the victims. The list of people with duplicate keys is two pages long . . . and includes people no one knows.