Surya is a carefree Tamil youth living in Malaysia with his brother Chandramohan and sister-in-law Devi. Chandramohan and Devi are childless because of a problem with Chandramohan. Surya falls in love with dancer Priya and manages to steal her heart too. Just when things seem happy, a bombshell is dropped by a Sister Mary who tells Surya that he is the father of a small girl Pooja. Pooja must undergo an operation to save her life but insists on seeing her dad before agreeing to the operation. Surya agrees to pose as her dad and is forced to do so on a more permanent basis even after the operation is done. He is driven out of the house and loses Priya, who agrees to wed an earlier suitor, Shyam. Person who happens to be the dad of Pooja's mother wants to kill Surya for cheating his daughter but ends up being arrested by police. Second half shifts to Cruise ship, where Chandramohan finds out that Pooja is actually his daughter. The film ends with Surya and Priya reuniting.