Two stepbrothers take over their parents' business after their demise. They face many problems when their father's enemies plot against them.

Pavithran is a petty thief who wants to regain his lost image. He asks mill owner Mamachan for a job, but is turned down. However, a robbery in Mamachan's house changes Pavithran's life forever.

Many years ago, fate brought Ravi Chattana to a remote village, where he met and fell in love with Rita, a kind and responsive girl. But life separated the lovers. Years passed. Ravi married another woman and had a daughter. It seemed that nothing could cloud his family happiness. But an unexpected phone call and a subsequent meeting with the parish priest disrupt the peaceful life of the Chattana family: Ravi has a son, Raju, whose existence he was unaware of. The situation is further complicated by the fact that the boy's mother, Rita, has died, and now it is up to the father to take care of the boy and take him into his family. Inspired from novel Man, Woman and Child by Erich Segal.

Raju, a young man, falls in love with Elizabeth, a beautiful woman, from his college. Though the couple start a life together, the doctor reveals to Raju that Elizabeth may not live long enough.

1970 film by A. B. Raj

Punnapra Vayalar is a 1968 Indian Malayalam-language film, directed and produced by Kunchacko. The film stars Prem Nazir, Sheela, Adoor Bhasi and P. J. Antony in lead roles. The film had musical score by K. Raghavan.

Kadathanaattu Maakkam is a 1978 Indian Malayalam film, directed and produced by Navodaya Appachan. The film stars Prem Nazir, Jayan, Sheela and Sukumari in lead roles. The film had musical score by G. Devarajan.

Lakshmi (Saradha) is married to Satheeshan (Madhu). She gives birth to a child, but their relationship begins to crumble when Lakshmi reveals that the real Father of her son is a celestial being.

Rajan, a police officer, is in charge of the investigation regarding a murder that took place on a train. He tries by hook or by crook to find the culprit as he has only one witness.

1978 film by Bharathan

13 year old Vineetha and her father, Dr. Vinayachandran goes to visit her grandfather John Samuel in Ooty on the death anniversary of Veena's mother Neena who died in a tragic accident. The movie flashes back to when Vinay meets Neena at a Church Service and falls in love.