Varma (Vinayakan) leads a mafia gang that steals temple idols and sells them in other countries. Varma and his gang kidnap an ACP who has been studying and documenting this gang's operations for months. Muthu (Rajinikanth), the ACP's father and a retired police officer, is devastated by the news of his son's kidnapping and possible murder.

So Muthu decides to exact his vengeance by killing the gang members one by one. Varma, on the other hand, threatens to kill Muthu's wife (Ramya Krishna), daughter-in-law, and grandson.

How will Muthu save his family and also finish the mission?