Picking up the storyline from where Singam ended, Duraisingam has gone undercover after meeting the Home Minister and is working as an NCC officer in a school in Thoothukudi. The only people who know about this operation are the Chief Minister and Home Minister apart from himself.
Middle aged local cricketer Poomalai finds a new rival in the form of a younger sports person named Anbu. Their rivalry in cricket gets complicated when Anbu falls in love with Poomalai's daughter Durga.
A bank employee encounters a stranger girl inside his car on his way home from work. Little did he know the girl's presence would put his life in trouble.
An espionage agent who is branded a traitor returns from exile to take down a dubious water project and safeguard the country.
A constable, takes up a case that requires him to find a pair of gold earrings that belonged to a dead woman.
A spirit takes revenge on a few people by entering into the body of its lookalike.
A youngster who has to fight against all the odds in order to achieve his desires.
Kaari revolves around the life of a horse jockey in Chennai and how fate brings him to a small village in Ramanad district, who is about to witness the cruelty of money and power.
Shiva Kapoor (Jeetendra) is an assertive and honest young man and has the tendency to help people in need, which gets him to come to the rescue of a man who was being assaulted by hired goons. Frustrated by Shiva, the goons report this incident to their bosses, Iqbal Supariwala (Puneet Issar) & Nandu Solanki (Mohan Joshi), together they implicate Shiva in a web of lies and deceit and have him arrested and imprisoned. After serving his sentence, Shiva vows to avenge this humiliation, and assumes the guise of a bearded male and calls himself Karma. He gets to meet Dharma (Dharmendra), another young man, who has been the target of Supariwala and Solanki, and together they join forces to combat the gangsters. Unrelated to this saga of vengeance is the story of Dharma's brother, who is in love with the same woman as Kumar (Rahul Roy) is, and a heartbroken Kumar has sworn to kill Dharma's brother and anyone else who dares to stand in his way.
