Lathika is a working single mother of a son named Jagadish. Her flashback reveals a happy life in her village with her widowed mother and her cousin Sreekumar, his parents, her uncle & aunt and their grandmother. She is in love with her cousin who works in the Gulf and they are engaged to be married. Sreekumar leaves for the Gulf after a trip back home, and Lathika waits for the day of his return and their impending marriage. Arjunan, a close friend's brother on a fateful rainy day drives Lathika home in his car but the former can not control his feelings and hence rapes her. Lathika becomes pregnant. She moves to a big city to give birth to the child, and her mother passes away in the shock. Back to present, Lathika meets Arjunan, who is now her boss. She and her best friend live together in a hostel. One day Lathika's son contracts fever and is hospitalized. He is moved from the common ward to a private room by Arjunan. Latikha rushes to the room and is taken aback to see first Arjunan and later his mother arrive to take care of her son. One day by chance her ex-lover (cousin) Sreekumar finds out about Lathika's tribulations after he left for the Gulf, and in anger he beats up Arjunan. Sreekumar apologizes to Lathika and asks her to attend his own wedding. Lathika returns to her hometown and reunites with her aunt and grandmother. She is visited by Arjunan in her hometown and finally they leave together as a family with her son.