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.

Sumair Azad, a dirty cop and his friend, Jaggi, steal Sikandar Chowdhary's cocaine bag. As a result, Sikandar kidnaps Sumair's son, but things take a turn when he loses the cocaine bag as he faces off Gurugram’s drug lords, a crime boss, murderous narcs and straight cops on one fateful night.

A stray dog, found in the alleys in New Delhi, is brought to Sweden.

Amid tension in 1980s India, three friends of different faiths unite in a noble yet dangerous effort to save hundreds in their town.