In Maggie O'Farrell's latest novel, her female protagonist is haunted by her boyfriends ex-lover. But is this just a work of the imagination, or are we all fascinated with our partner's ex?
Martha talks to Maggie O'Farrell and agony aunt, Anna Raeburn and asks why we fear the ghosts of lovers past. Maggie O'Farrell, My Lover's Lover, Publ: Headline, ISBN: 0747271119, £12.99
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