Old wounds take time to heal. Jalvayu Vihar, the upper middle class neighbourhood on the edge of Delhi, is still haunted by the mysterious murders of teenager Aarushi Talwar and her domestic help Hemraj a year ago. Residents are also very wary of the media.

When the reporter knocked on the door of a house next to the Talwars' second floor L-32 flat, a woman came out. But she refused to discuss the sensational case and shut the door.