A link in their pasts leads an honest cop to a fugitive gang boss, whose cryptic warning spurs the officer on a quest to save Mumbai from cataclysm.
A down and out cop lands the case of a lifetime when four suspects are nabbed in the assassination attempt of a prime time journalist. The case turns out to be a devious maze where nothing is what it looks like. The pursuit of it leads him to the dark netherworld - the 'Paatal Lok', and to shocking discoveries in the past of the four suspects.
After his wife passes away trying to cross a mountain, Manjhi, out of sheer rage, sets on a quest to carve a road through the treacherous mountain.