Question: What thriller novel that was adopted int he film Kohraa?

Context articles: Improbable (novel)
Rebecca (novel)
The Bride Collector
Karisiryana
Odd Thomas (novel)
Marathon Man (novel)
The Better Angels
The Last Hero (The Saint)
Kohraa
Killer Instinct (novel)

Improbable is a 2005 science fiction thriller novel by Adam Fawer, about a gambler who gains the power to predict the future.
 It was awarded the 2006 International Thriller Writers Award for best first novel.
Rebecca is a thriller novel by English author Dame Daphne du Maurier.
 A best-seller, "Rebecca" sold 2,829,313 copies between its publication in 1938 and 1965, and the book has never gone out of print.
 The novel is remembered especially for the character Mrs. Danvers, the fictional estate Manderley, and its opening line: "Last night I dreamt I went to Manderley again."
The Bride Collector is a 2010, thriller, and suspense novel written by Ted Dekker.
 The publisher was Hachette Book Group USA.
 This marked Ted Dekker's eighth thriller novel that had written.
Karisiriyaana or Karisiriyana is a history based thriller novel authored by Dr. K. N. Ganeshaiah.
 The title 'Karisiriyaana' is a portmanteau of three Kannada words, 'kari', 'siri', and 'yaana', which respectively mean 'elephant', 'wealth' and 'journey'.
 The novel has a story based on the legend which claims that the huge wealth in the Vijayanagara kingdom was moved to a secret location soon after the death of its last king, on several hundred elephants.
 There was a three day gap between the last day of the last battle of Vijayanagara empire and the beginning of the looting of the precious gems and gold the king had possessed by the rival Muslim kings.
 In those three days, a large chunk of the wealth got mysteriously disappeared.
 The hunt for this treasure is the plotline of the novel.
 To add more mystery, the novel uses several historical facts related to Vijayanagara Dynasty.
 Characters in the novel explore the details surrounding this empire and related wealth.
 The novel has the description of rise of the empire and the reasons behind it, also how others captured the wealth.
 Kings interaction with Tirupati Venkateswara temple, and a brief history of the temple is described.
 This book has many facts with listed references suitable for students and researchers along with general readers.
Odd Thomas is a thriller novel by American writer Dean Koontz, published in 2003.
 The novel derives its title from the protagonist, a twenty-year-old short-order cook named Odd Thomas.
 The book, which was well received and lauded by critics, went on to become a New York Times Bestseller.
 Following the success of the novel, six sequels, "Forever Odd" (2005), "Brother Odd" (2006), "Odd Hours" (2008), "Odd Apocalypse" (2012), and "Deeply Odd" (2013), were also written by Koontz.
 The final novel in the series "Saint Odd" (2015) was released on Jan 13, 2015.
 Three graphic-novel prequels, "In Odd We Trust", "Odd Is On Our Side" and "House of Odd" have also been released.
 In the postscript to the graphic novel, Koontz states that "God willing, there will be six Odd Thomas novels."
 A Special Odd Thomas Adventure (short novel), "Odd Interlude", was released on December 26, 2012.
Marathon Man is a 1974 conspiracy thriller novel by William Goldman.
 It was Goldman's most successful thriller novel, and his second suspense novel.
The Better Angels is a 1979 thriller novel by Charles McCarry.
 It was poorly received at the time of its release, citing the premise of terrorists using passenger planes as instruments of destruction too implausible to suspend one's disbelief.
 It was the basis of the comedic 1982 Richard Brooks film "Wrong Is Right" starring Sean Connery, which was similarly poorly received.
 In 2008, the book, along with other McCarry thrillers, was released by Overlook Duckworth Press, labeled "the prophetic thriller."
 It is now believed to have predicted the attacks of September 11, 2001, and its aftermath.
 The title is a reference to Abraham Lincoln's first inaugural address, a quote from which is the novel's epigraph, and the term is said to refer to Patrick Graham's conception of President Lockwood and Julian Hubbard.
The Last Hero is the title of a thriller novel by Leslie Charteris that was first published in the United Kingdom in May 1930 by Hodder and Stoughton and in the United States in November 1930 by The Crime Club.
 The story initially appeared in "The Thriller", a British magazine, in 1929.
 Because of this somewhat convoluted publishing history, "The Last Hero" is occasionally cited as the second volume of adventures featuring the crime-busting antihero Simon Templar, alias The Saint, predating "Enter the Saint".
 In fact, according to Charteris himself, it was the third book of the series.
 This is supported by references to the events of "Enter the Saint" within the novel.
Kohraa (The Fog) is a 1964 Indian thriller horror film directed by Biren Nag, starring Waheeda Rehman, Biswajeet and Lalita Pawar.
 The film was adapted from Daphne du Maurier's 1938 novel, "Rebecca", which was previously adapted by Alfred Hitchcock' as Academy Award-winning "Rebecca" (1940) though some supernatural elements were added to it.
 This version is famous for its twist ending which alters significantly from the original novel.
Killer Instinct is a thriller novel written by Joseph Finder published in May 2006 by Orion Publishing Group.
 It debuted at #13 on the New York Times bestseller list with competition from "The Da Vinci Code" and won the International Thriller Writers Award for best novel in 2007.