The film stars Vivek,[1] Kanaka and Shamili, with Senthil, Vennira Aadai Moorthy, Kumarimuthu and Kitty playing supporting roles.

[2][3] Sindhu and Nandu are twin sisters but they were raised separately with no knowledge of each other.

Gopal is a popular veterinarian and has four animals in his house : the elephant Chellappa, the dog Bhairavan, the monkey Ramu and the horse Madurai Veeran.

One day, the criminal Jagannath ask Gopal to put two tubes (containing top secret information) in his horses' belly.

Gopal refuses to perform surgery on horses in good health and he doesn't want to break the law.