A honest police officer finds himself in a face-off with his criminal father.

Thirupathi Express' is a clean fun-filled family entertainer, starring Sumanth Shailendra and Kriti Kharbanda in the lead roles. . The film is a travel love story. The family of Sumanth is bound to Tirupathi, while on the journey he meets many characters, turning out to be a roller coaster ride of adventure. What happens when he misses the train, forms the crux of the story.

Thirupathi Express' is a clean fun-filled family entertainer, starring Sumanth Shailendra and Kriti Kharbanda in the lead roles. . The film is a travel love story. The family of Sumanth is bound to Tirupathi, while on the journey he meets many characters, turning out to be a roller coaster ride of adventure. What happens when he misses the train, forms the crux of the story.

Thirupathi (Vadivelu), Ezhumalai (S. Ve. Shekher) and Venkatesa (Prabhu) are poor friends who tried to become rich. Nachiappan (Venniradai Moorthy), a bungalow watchman, has three daughters : Lalitha (Kovai Sarala), Padmini (Urvashi) and Ragini (Roja). When his owner left the bungalow on vacation, Nachiappan's daughters decide to live there. Then, Nachiappan rents his owner's top portion bungalow to Thirupathi, Ezhumalai and Venkatesa who lied about their job.