A headless body is found in a trunk in a train by a coolie. The CID cops investigate and try to find out from where the trunk came from as there is no identification on the dead body of the man. They trace the trunk to a bakery from where the trunk was stolen. At the same time Dr Salunkhe finds out in the forensic lab that this dead body had the swine flu. He warns the other cops to take vaccinations. This gives a new lead to the case as CID cops now know that this dead man has recently come from abroad. It is found that the trunk could have been stolen by anyone staying in a certain housing colony. CID finds out that this dead man is a man Naresh who has just come from South America. He and his boss landed in Mumbai and as soon as he left the airport he was killed. CID cops now have to find out who knew that this man was coming to India and the reason why he was killed. And also they still have to find the head of the dead man.
The first thrilling investigative series on Indian Television, is today one of the most popular shows on Sony Entertainment Television. Dramatic and absolutely unpredictable, C.I.D. has captivated viewers over the last eleven years and continues to keep audiences glued to their television sets with its thrilling plots and excitement. Also interwoven in its fast paced plots are the personal challenges that the C.I.D. team faces with non-stop adventure, tremendous pressure and risk, all in the name of duty.The series consists of hard-core police procedural stories dealing with investigation, detection and suspense. The protagonists of the serial are an elite group of police officers belonging to the Crime Investigation Department of the police force, led by ACP Pradyuman [played by the dynamic Shivaji Satam]. While the stories are plausible, there is an emphasis on dramatic plotting and technical complexities faced by the police. At every stage, the plot throws up intriguing twists and turns keeping the officers on the move as they track criminals, led by the smallest of clues.