After her husband’s death, a woman struggles to raise her only son. Later, he becomes a famous surgeon and gets married to a wealthy girl but misunderstandings drive them apart.

Set against the backdrop of World War II, three brothers are separated by war while their sister Kalyani faces immense struggles after being widowed and left destitute. As each sibling endures hardship and societal injustice, their paths cross in unexpected ways, culminating in a dramatic courtroom trial that exposes the harsh realities of their world and sets the stage for a powerful family reunion.

Sundaram returns from America and witnesses his father committing a murder. He takes the blame on himself and goes absconding in order to save his father.

Pachai Vilakku (English: Green Lantern) is a 1964 Indian Tamil film, directed by A. Bhim Singh and produced by Rama. Arangannal, A. R. Hassan Khan and T. S. Aadhi Narayanan. The film stars Sivaji Ganesan, C. R. Vijayakumari, S. S. Rajendran and S. V. Ranga Rao in lead roles. The film had musical score by Viswanathan–Ramamoorthy.

Raghu befriends Ravi, a homeless man, and provides him with shelter and a job. However, when Ravi sees the photograph of the girl Raghu decides to marry, he asks him to stay away from her.

Aalayamani is a tale of possessiveness and distrust towards one's partner and the eventual redemption by sacrifice. The story is an essential interplay of feelings and the shadows cast upon by darker feelings of one person and the effect it produces on himself and in his immediate circle of friends and family.

Madhavan marries Thangam. He takes care of Thangam’s mother and brother along with his younger brother. Meanwhile, Madhavan gives shelter to his father’s mistress and her daughter. The evil ladies allege Thangam for loose morals. The rest of the story is how they come into good terms.