After an officer is shot dead, a CID officer, Shankar, is tasked with investigating to find his colleague's killers. He soon starts unravelling the mystery behind his colleague's death.
| Actor | Role |
|---|---|
 JaishankarCID Shankar | CID Shankar |
 R. S. ManoharDr Sargunam | Dr Sargunam |
 L. VijayalakshmiThara | Thara |
 Thengai SrinivasanKumar | Kumar |
 SheelaSusi | Susi |
 K.K. SoundarI.G | I.G |
 VijayalalithaRajini | Rajini |
 PushpamalaAmmukutty | Ammukutty |