Thirty years ago Jo Becker's bohemian life ended when she found her best friend brutally murdered in the house they shared in Cambridge. Now Jo has everything: work she loves, a devoted husband, three grown daughters, and a beautiful home. But when an old friend settles in her small town, the fabric of her life begins to unravel and Jo hesitantly enters a relationship that returns her to the darkest moments of her past, imperiling all that she loves.