The Eminent Souls

A voyage of an Indian guy who encounters some supernatural incidents which enables him to see the souls of died famous personalities. They aware him about the inescapable War which is on the doorstep, and this time it will demolish the entire world. They gave him a clue hidden under the piles of past, which can avoid the biggest gaffe from happening. Then the story follows how he travels back to time and is he is able to stop the error from occurring or not?