Witty and wise, this multi-layered drama revolves around Harikrishnan, aka Hari, a young civil engineer who leads a carefree life. Hari is in a relationship with Lakshmi, but is left heartbroken when she flirts with another man and leaves him.Hari and his cousin Manu go to a bar and find motivation in the form of Bhai, who listens with an attentive year to Hari's love story.
Hari and Manu were students in an engineering college with an ensemble of friends, Tyson, Pareekutty, Asha etc. Hari is in love with Shahina. Everything goes well, Hari enjoys with Shahina, Manu spends time as a complete rascal and everything is good.
At college, Hari first fell in love with Shahina but is shocked when she was missing and he becomes the prime suspect. Happy Paul, the sub- inspector in charge of the investigation learns about Hari's sincere love for Shahina and tries to help him but it turns out that Shahina is involved with somebody else.
In the present scenario, Bhai advises Hari to reject Lakshmi. Following Bhai's advice, Hari tells Lakshmi that he is not a toy. Meanwhile, Manu tells Bhai that they have to persuade Hari to go meet a girl arranged by Hari's mother. When Hari returns, they ask him to go see the girl, to which he reluctantly agrees.
Sometime later, the trio board a bus for Thrissur to go to Hari's home. On the bus, they befriend some passengers. Hari and Manu sit in front of two girls, Drishya and Sophie, and befriend them. Drishya reveals that she is a cousin of their collegemate Asha and they become close. Hari seemingly falls for Drishya, but cannot express it. They then part ways after reaching Thrissur.
The next day, Hari and his gang go to see the girl. He sees the girl and is not completely convinced. But when he goes to talk to her, it is revealed that she is not the real girl. The real girl is Drishya, much to Hari's surprise and happiness. Their marriage is subsequently arranged.
As the trio depart, Lakshmi calls again. She asks Hari to call her, to which Hari replies that he will call her for his wedding. When they turn to ask Bhai for his opinion, they stunned to find him missing. They realize that they did not get his phone number and they even don't know his real name. Who is Bhai? Will Hari settle into a happy marriage with Drishya?