Pandian falls from his chair and becomes unconscious. Janaki finds that she has mixed rat poison in the coffee and Pandian drank it and reveals the truth to her friends which shock them.All three rush to hospital and hear that the patient is dead due to strong dosage of poison.
Hence they decide to place it back in the hospital.
But Pappamma's husband misunderstands that his wife and the dead man has a relationship and fights with him.
A small daily clash occurs between Pappamma and Janaki whenever Pappamma misplaces rat poison besides sugar and Janaki mixes rat poison by mistake in the coffee of Pandian's as both sugarand poison look alike.
Due to Satya's friendship Janaki becomes bold enough to face her supervisor and she insults her in front of everyone.
The supervisor overhears their conversation and informs Pandian.
Pandian blackmails them that he would report to the police about the murder attempt if they did not obey what he says.But the boss looks like he is aware about whatever happened there and appreciates all the three for their innovative ideas.He decides to leave the charge of the office to the trio and transfers Pandian to Andaman.Satya shows her dream boy to him and all are surprised that Satya's dream boy is their boss.The boss asks Satya to marry him and they both fall in the repaired chair revealing that Satya accepted his proposal.In his private house, they initially act to romance but finally trap him and tie him.