Rendu movie is all about Shakti (Madhavan) from Pollachi, unproved for life comes to Chennai to find a job. He finds solace in Kirikalam (Vadivelu) his paternal uncle, a conjurer. Shakti and Kirikalam survive by doing jugglery in an exhibition.
Velli (Reema Sen) runs a stall next to theirs and draws all the crowed to her stall. She poses a serious threat to Shakti's business. To win over customers, they are in constant conflict with each other. However, gradually they understand each other and ultimately fall in love.
Meanwhile, a series of murders happen in Tirunelveli, Tiruchi and Madurai. Police officer (Bhagyaraj), who investigates the case, finds out that the murder was perpetrated from the exhibition ground and suspects Shakti for the murder.
The remaining story is about how the police officer tracks down the killer.