An NRI visits India to look for his estranged father and brother. He soon learns that both are expert conmen. He is forced to join them and go to Punjab to fix his younger brother's love life.
Shekar has moved to Mumbai from his home in Punjab and has fallen in love with Nisha. However, he is called back to his home to hear that his disabled sister is to marry a young man named Harpreet, but on the condition that Shekar marry Harpreet's sister. Unable to refuse, Shekar must lead a double life until matters come to a head many years later.
Dharam and Gajodhar, a father-son duo, claim to be the owners of a massive company to swindle a business tycoon. To add to their troubles, Gajodhar's brother jumps on to the bandwagon.
Kakkakuyil movie is about Sivaraman(Mohanlal) who has come to Mumbai for a visa. But Sivaraman finds his friend Govindan Kutty (Mukesh) amidst a sea of problems. Sivaraman is forced to participate in a bank robbery planned by Thomas and his gang, which puts them in more trouble.And they find a place as Kunjunni with the body of Govindan kutty and sound of Sivaraman in the house of a blind old couple (Nedumudi Venu and Kaviyoor Ponnamma), whose grandson Kunjunni who had left them a long time ago (when he was 7) and is now coming home.But a turn of events finds Sivaraman and Govindan kutty (combined) as Kunjunni with the body of Govindan kutty and sound of Sivaraman.