To understand the demands of her character in her upcoming film, Vidya Balan interacted with female detectives. Vidya was quite surprised when she got to know that almost 80 per cent of the detectives she met were homemakers. Vidya Balan feels that the character she will be portraying in her upcoming film, in which she plays a female detective, was the reason she took up the project. The actor is known to be meticulous in research to meet the demands of her roles. And we have been told that while researching for this particular film, Vidya met some female detectives to get into their shoes and understand her role properly. "Vidya felt that getting first-hand information from the people, who inspire her character, will be fruitful. In the course of her preparation, she picked up nuances that are required for her role," says a source close to the film’s unit. Apparently, Vidya spent a considerable mount of time with them to understand their way of life. "In order to get a sense of how things work for female detectives, she chatted with them at length and listened to their experiences on the field. She was quite surprised when she got to know that almost 80 per cent of the detectives she met were homemakers," adds the source.