Interrogation is a whodunit suspense crime thriller set in a hill station where a retired judge, Justice Parashar (Darshan Jariwala) staying alone is found dead in his house under mysterious circumstances. A police officer interrogates and suspects four of his close associates, who met him one after the other on the day of his death. A tale of unimaginable twists and turns leads the police to a few vital clues before they get hold of the murderer.