Eleven years ago, Anita Nair climbed on to the top berth of a ladiescompartment in a train from Bangalore to Madras and discovered an unexpectedworld. Once the door was closed and the blue night lamp switched on, themiddle-aged women began a conversation that riveted the 24-year-old to herberth. It was "a no-holds-barred conversation on mothers-in-law,daughters-in-law, husbands, everything." Their candour, theirsubversiveness, their subtle strength and courage inspired her novel, LadiesCoupe. Excerpts from an interview: