Jayabharathi

CID officer Chandran gets murdered by a gang of smugglers. Later, CID Nazir is assigned the job of nailing the culprits.

Kuttan, a rich man, decides to get Lallu, his granddaughter, married to Rajan, whom he met during an interview. For this, he seeks the help of her friends.

Orphan Sethumadhavan is friends with rich boy Jagadish. An invitation to Jagadish's house creates a problem when Sethumadhavan becomes a victim of suspicion.