Aarathy is a shy girl, who is silent, day-dreamer and loves poetry whereas Maya is her roommate and best friend who is naughty and plays pranks on hostel mates. Victor loves Aarathy, but is afraid to express his love. In an event, Maya comes to meet Vinayachandran and he praises her on listening to her poetry. Meanwhile Maya realizes that Ararthy has a crush on Vinayan. Seeing this as an opportunity to make Arathy come out of her shell, Maya compels her friend to write letters to Arathy posing as Vinayan. Aarathy truly falls in love with Vinayan, whereas he doesn't have a clue about this. Meanwhile, Maya's parents arranges her marriage with Vinayan. Both of them is interested in the marriage. Soon Maya forces Aarathy to forget Vinayan as she feels guilty and both the friends break up. With the help of Victor, Aarathy comes to meet Vinayan, but realises that he is getting married to Maya. Aarathy has a mental breakdown. Victor takes care of her. Vinayan visits her and tells her the truth and both the friends reunite