A cop escorts a prisoner during a transfer from Vellore prison to Sivagangai court, leading to unexpected interactions between them.

Revolve around smuggling and how protagonist is given the charge to retrieve certain withheld goods.

Punithan has a mysterious charm. He is not a riddle, though he appears to be one. Who is he? Where is he from? Where is he heading to? Why is he here? Answers will arrive only when he breaks his silence.