The Plotter (2013)

Guptraj , a mystery writer refuses to grant a divorce to his wife Neelam. Detective Andaz returns from America to his wealthy father's estate and meets Neelam. They fell in love and devised a perfect murder plot to kill Guptraj. The plot gets complicated when the true identity of Neelam is revealed. A serial killer is set out to kill both as the horror and the mystery begins to unravel.