Dharmathin Thalaivan

Santhanam gives the best education to his siblings and takes care of all their basic needs. However, when they become financially stable they ill-treat and ignore him.

Anand(Kamal Haasan) is a spoilt young man whose parents have died leaving behind a huge inheritance. He spends all his waking hours boozing and gambling with his buddies. One such night, he ends up in a brawl with some rowdies, but a stranger Selvam(Radharavi) comes to his rescue. Selvam beats up the rowdies and takes Anand back to his bungalow. A drunk Anand forces Selvam to spend the night in his house. However, the next day, he has no recollection of the previous night's events. His servant Mani(Janagaraj) and accountant Nagapillai(V. K. Ramasamy) come to Selvam's aid. In appreciation, Anand appoints Selvam as his Personal Assistant.

Guru and Babu meet a man who has been framed for murder. To help him and find the real culprit, Guru fractures his hand so that his death sentence can be delayed.

Ramesh joins a businessman's factory to eradicate irregularity and corruption, but gets dismissed due to personal reasons. To make matters worse, he is framed for murder when the industrialist dies.

Businessman Gopinath abandons Shanti, his first love, to marry a rich heiress. Later, Bharath, Gopinath and Shanti's illegitimate son, seeks revenge from him for the injustice meted out to his mother.

A wealthy engineer arrives in India with the mission of serving the nation and investing in the country's welfare but is met with strong opposition from corrupt officials and politicians. After being faced with insurmountable hardships, he decides to take drastic measures.

Anand is a motocycle champion for six years in a row. Winning the championship brings him the introduction of Uma, the daughter of Thilakavathy - a haughty, rich woman. Uma thinks Anand has a too dark complexion, but soon it turns into love. However, Thilakavathy deceives Anand and Uma into thinking that she agrees to their wedding while secretly planning to get Uma married to someone else. What transpires later forms the crux of the story.

Deva works for Arumugam, a smuggler, who has taken care of him for many years. However, when his best friend gets killed, Deva decides to help the police to nab a dangerous drug lord.

Manickam, a youngster, gets reformed by Gangadharan, a kind man, who eventually appoints him in charge of his business. Irked by his father's actions, Gangadharan's son seeks revenge against Manickam.

A young agriculturalist goes to extremes to attain revenge against his devious landlord and his family.

Raman, a journalist who plans to expose Narendra's smuggling racket, is attacked but manages to survive. He then travels to Japan to buy printing equipment to open his own company.

Ponni wants to live a lavish life but gets married to her cousin Kumaran. Her love for worldly pleasures makes her abandon Kumaran and her daughter for a richer man.

Although Kaalaiyan and his brothers can afford a luxurious lifestyle, they choose to live modestly. However, Sundaravelu is a devious man who tries to grab their land.

Ragupathy leaves his village for the city and finds a job at a 5-star hotel owned by a man in a relationship with his mother. When his life is threatened, Ragupathy decides to ensure his safety.

Two pals, Nagaraj and Sampath, live life on their own terms. Nagaraj, being careless, lives without committing to anyone, but Sampath, who does, loses his partner.

When a smuggler kills his sister, a mentally impaired man vows to deliver justice and joins a martial arts school.