A political mystery thriller will soon be released, the Tashkent files, which delves into the mysterious death of then Prime Minister Lal Bahadur Shastri, during his visit to Tashkent in Uzbekistan on a bilateral tour. Touted as the biggest political murder cover-up in history, a book has already been released on the matter back in the day. The director and screenplay writer of the film, Vivek Agnihotri will raise the question, who killed Shastri - in an apolitical way.