Vishal Bhardwaj will reportedly come up with his next film franchise that is based on the works of a renowned British mystery writer Agatha Christie and no. of rumours are doing the rounds regarding it's casting. And now it seems that the filmmaker has finally found his heroine for the riveting mystery.

As per media sources, Vishal is approaching Alia Bhatt for playing the leading lady in his film franchise and Alia has also given her verbal nod and is waiting for the final narration before she signs the deal. "It's almost certain that Alia Bhatt and Vishal Bhardwaj are collaborating. The director is keen to roll the film in January or February and Alia's dates are being worked out accordingly. However, it's yet unclear when the film will really get off the ground considering the uncertainty due to the second phase of the lockdown. The project requires to be shot in frosty Himalayan towns and hence if they don't start the production in January in Uttarakhand (as planned) they will have to shoot the film in foreign later in the second half of 2021.", revealed a media source.

This film has not been given a title yet and will be Alia's first mystery-thriller where she will essay the role of a young girl who is thrown into solving a murder case and a stranger will accompany her in solving the case. The novel is based on the story of two detectives and tells the story of a murder that takes place in a misty Himalayan hill resort and how a couple who are not designated detectives unwittingly begin sleuthing to get to the bottom of the crime.

"Vishal Bhardwaj has created a fictional world out of Agatha Christie novels. He has adapted her book very differently and has made it a story of a pair of young Investigators looking to take over the world with their intelligence and charm. Bhardwaj is currently giving the final touches to his script and will soon visit Alia for the final narration,", the source added.

Meanwhile, Alia Bhatt is currently shooting for Sanjay Leela Bhansali's Gangubai Kathiawadi in Mumbai. After wrapping up the period drama, she will complete the remaining two songs of Ayan Mukherji's Brahmastra and will begin shooting for SS Rajamouli's Pan-India film, RRR. The actress also has a dark comedy film with Vijay Verma which is scheduled to go on floors in March next year.