Amit (Amitabh) & his family were living happily together in their flat. One day he & his wife Sheela (Mousumi) were going for a party. Amit saw a man getting stabbed. Amit helps him & takes him to the nearby hospital. The victim was a news reporter about to expose an important news about a reputed wealthy person in society. A few days later, Amit starts to receive threat calls from an unknown person asking him what information he has obtained from the reporter. Although Amit doesn't know anything, he presents in front of the criminal that he has some vital information. Strange trouble starts happening to their family. And suddenly Amit's son disappears. No one has any clue to where he has gone. Amit only recongnize the voice by which he often used to get calls. Get to know the end in the movie.