A possible concise summary is:
This is a story of a murder mystery involving a woman named Shanta, who was killed by her daughter Swati's lover Ajit and dumped in a drum filled with cement. The police investigate the case and find out that Shanta had a troubled past as a sex worker and a lottery dealer, and that she had conflicts with Swati, Ajit, and a man named Baiju. The police also discover that Ajit committed suicide by poisoning himself after killing Shanta, and that Swati lied to them about her affair and her mother's money. The police are unable to punish the culprit or find out Swati's role in the murder. The story ends with a message about the importance of clarifying misunderstandings and confronting problems in relationships.
Here are some possible facts extracted from the text:
1. A woman named Shanta was murdered and her body was dumped in a drum filled with cement and concrete.
2. Shanta's daughter Swati was the prime suspect in the murder case, but she denied any involvement.
3. Shanta had sold a plot of land for Rs. 6 lakhs and made a fixed deposit in her granddaughter Abha's name.
4. Shanta had a past of running a sex racket and was threatened by a man named Manjunath who wanted to recruit Swati into the same business.
5. Swati had an affair with a married man named Ajit who worked in a chemical plant and lived in Madurai.
6. Ajit killed Shanta when she found out about their affair and tried to blackmail him.
7. Ajit stole potassium cyanide from his workplace and used it to commit suicide when the police started investigating him.
8. Swati's husband Raman was an alcoholic and they separated after he lost his job.
9. Shanta had a fight with a man named Baiju who wanted to buy lottery tickets from her using black money.
10. Shanta had a nurse named Samruddhi who took care of her after she fractured her leg and told her about Shanta's family problems.