This family-oriented drama depicts the life of Kottappuram Kuruppu (Madhu), an ill-tempered head of an aristocratic Nair family. His family comprises of his wife Kathamma (Srividya), 3 daughters and a son. Two of his daughters are married and his son in laws are Sreedharan Nair (Innocent ) and Gopalan Nair (Nedumudi Venu).
His son Babu (Shankar), a mechanic is in love with their caretaker Kuttayi (Sankaradi)'s daughter Ammu (Soorya ). The younger daughter, Sumathi (Nalini), a school teacher is in love with her colleague Balachandran (Devan).
The family faces financial ruin and Kuruppu owes money to the local money lender Chettiyar (Thilakan). The rest of the story is the family's internal struggles, highlighting how Sumathi and Babu adopt different strategies to unite with their lovers in the holy bond of matrimony.