Pattam Sadan

Raju (Kamal Hassan), son of rich businessman Ambadi Rajasekharan Thampi (Thikkurisi Sukumaran Nair) & a Hindu, falls in love with & marries poor Christian working girl Elsa (Zarina Wahab), against both families' opposition. Elsa supports Raju, who was still a college student, through college till he gets his IAS & becomes a sub-collector, after which they had plans to start a family. However, their dreams are shattered when Elsa gets diagnosed with terminal leukemia.

Kaveri (Pramila), who runs a tea stall in a remote village seeks out a new lover in vagabond hunter Maruthu (Nedumudi Venu) to accept the paternity of her illicit pregnancy. Meanwhile, a circus comes to the village & Maruthu finds a job there, after he gets enamored with Sundari (Suchitra), the lead female acrobat of the troupe, irking Kaveri. Maruthu ends up going back to Kaveri & quarrels with the troupe, after which Maruthu plays a prank on the troupe which goes awry, destroying the circus.