A young man travels to a village to meet the girl his father has arranged for him to marry. He mistakenly visits the wrong family and marries their daughter, who was waiting for her arranged husband to arrive.
When lawyer Raghupathi kills Maari, his brother decides to take revenge on him. He kidnaps his son, kills his wife in a skirmish while she tries to stop him and raises the son to become a criminal.
Mallika is the younger sister of a daily wage labourer, Muthu. She falls in love with a police inspector but when Muthu learns about it, he compels her to choose between her love and himself.
Mayilsamy meets Shobana and helps her out of a difficult situation by pretending to be her husband. When he realises that her father is the man who sent him to prison, he decides to exact revenge.
Fate brings Kulothungan, a petty thief, and Radhika, a wealthy heiress, into marriage in an unexpected circumstance. Later, Kulothungan has to fight many enemies to protect his wife.
