Simran is a wealthy heiress, married to a shrewd man called Rahul who has taken over her entire business. She is mentally unstable and her husband has confined her to an apartment to hide from the relatives that she is mentally ill or else they will take over her business. One day , she sees a woman being beaten up in a flat opposite to hers and she sends her servants to go and check what is wrong. However , when her servants go to the said house, they only find a man Kedar with a small son who says there is no woman in their house. The servants become convinced that there insane employer is imagining things. However, the same night , Simran witnesses a woman being murdered in the same house and calls CID. Rahul believes that Simrans insanity is going out of hand but cops deem it their duty to check up. Investigation reveals that a woman named Chitrashee was murdered indeed in that house and the man Kedar and his son were just a set-up to avoid any intrusion and suspicion. Cops find the link of Chitrashees death back to none other than Rahul who comes further under suspicion when Simran dies mysteriously immediately after Chitrashees body is found. However , Rahuls pleads innocence and cops realize that there is more to it than what meets the eye.
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.