Devan

When the movie opens DevanArun Pandiyan murdering photographer JeevaThalaivasal Vijay in cold blood in his house Jeeva strategically positions a video camera to capture the impending murder but Devan never shows his face to it And when Jeeva shouts out the name of his killer before dying the audio is lost at that point While the police search for the killer Devan zeroes in on Chetta Saikumar as his next target He follows Chetta to Chandigarh but is apprehended by CBI officer RatnavelVijayakanth But once Ratnavel realises Chettas true nature he begins to help Devan even hiring successful lawyer ChakravarthyKarthik to fight for him The flashback shows that Devans sister Kausalya was killed by Chetta Devan wants to avenge the death of his sister In the climax villain is killed