Pandian and Pandiarajan are two notorious sons of the village cinema theater owner V. K. Ramasamy. Pandian goes to a neighbouring village to see a girl as arranged by his father towards his marriage and ends up in the wrong house. Coincidentally, those in the wrong house are also expecting a lad to see their daughter on the same time and the same day. Contrary to real time arranged marriages, Pandian goes to see the girl totally un-aided by parents, relatives and friends. Nevertheless, he takes a liking to the girl, Seetha and decides to marry her. Seetha likes the lad and decides to accept the proposal.
Meanwhile, Seetha’s marriage broker shows up and clarifies that Pandian was supposed to have gone to see some other girl but ended up in the wrong house. Hearing this, Pandian, Seetha and Seetha’s parents seem disappointed. Pandian’s father fixes dates for her marriage to the girl originally chosen for him — Revathi, a school teacher’s daughter. Pandian’s adamance to marry Seetha causes a strange turn of events. Pandiyarajan, the younger brother, finally marries Revathi while Pandian ties the knot with this love Seetha.

The story describes the struggle of a young villager Kangeyan (played by Rajinikanth) to receive justice for his brother’s murder. Manickam falls in love with Mallika, the daughter of Pannaiar. Mallika’s marriage is arranged with Dorai (played by Raghuvaran), but she refuses and declares her love for Mannikam. Kangeyan gets them married in the village. The priest pretends to have divine powers and uses the superstitious beliefs of the villagers to kill Manickam. Kangeyan, not wanting to see Mallika as a widow, decides to get her married again to Pandian, a cart driver who was her childhood friend. Dorai intervenes again proceeding to use superstition again and Kangeyan learns about truth behind his brother’s death exposing the priest and Dorai losing his lover in the process.

Like a gardener with all his tenderness for his flowers, an old vigilante takes under his wing a young couple of runaway lovers. He lavishes on them love and safety. The father of the young woman who tries to eliminate the lover, is none other than the sworn enemy of the upholder of the law. It is because of him, that the woman of the hero lost their unique heir and cannot give birth any more from now on… Horrible memories surface and put the old upholder of the law on a war footing, for his ultimate confrontation…