A group of friends go to an old haunted mansion to make a documentary, when suddenly they realize that one of the friends, Kunal, has gone missing. They search the house and soon find him dead locked inside a room. CID’s investigation reveals that he has been killed by a rare poison which is absorbed into the body through a break in the skin- except there is no wound, meaning the poison injected into the body. Kunal was murdered. Who is behind this? Watch as CID solve the case.