Aalwar is a Hindu priest in Madurai and he is devoted to his mother and sister. But Punniyamoorthy and his brothers, the heir of the Temple were Aalwar works as priest, kill Aalwar's sister and mother due to an old dispute with Aalwar. Aalwar, with revenge ringing in his mind, ends up as a killer, even while working as a ward boy in a hospital. He rechristens himself as Mortuary Shiva and is out to make a statement against the venal forces. He sees himself as some kind of avatar. In fact, he bumps off the baddies under the getup of Lord Rama and Lord Krishna. In the climax, Shiva turns up as Lord Narasimha and bumps off the last villain by placing him on his thighs and ripping apart his bowels and chest with his sharp claws. He successfully escapes from the police of Chennai and continues his process of "Dharma".