Alia Bhatt's "Raazi" is based on this book.
The year is 1971
Tension is brewing between India and Pakistan
One secret could change the course of history . . .
It's now up to her

When a young college-going Kashmiri girl, Sehmat, gets to know her dying father's last wish, she can do little but surrender to his passion and patriotism and follow the path he has so painstakingly laid out. It is the beginning of her transformation from an ordinary girl into a deadly spy.
She's then married off to the son of a well-connected Pakistani general, and her mission is to regularly pass information to the Indian intelligence. Something she does with extreme courage and bravado, till she stumbles on information that could destroy the naval might of her beloved country.
Inspired from real events, Calling Sehmat . . . is an espionage thriller that brings to life the story of this unsung heroine of war.