Ruthless criminal activity is met with force from a maverick police officer with a disregard for the rules as he confronts an outbreak of lawlessness.

A sceptic one-eyed crime branch Inspector Rishi Nandhan assisted by his two trusted sub-inspectors Ayyanar and Chitra, investigates strange and mind-bending cases involving supernatural or paranormal phenomena. He stops at nothing in his efforts to find the truth behind unexplainable murders while also battling various challenges in his personal life.