Sukumaran and Sudhakaran, two sons, and Sunitha, a daughter, are all the children of retired colonel Rajasekharan. Their cousin Radha is wed to a policeman named Sukumaran. They delay having sex for the first few days since Radha is beginning her cycle. On the fifth day of their marriage, they decide to have their first sexual encounter, which results in an accident that leaves Sukumaran permanently crippled. Radha is currently taking care of Sukumaran, who is confined to his bed. While Radha and Sukumaran's lives ended in tragedy, Sudhakaran's is currently going well. He gets picked to be the next general manager of the company. Sudhakaran sympathizes with Radha. Radha, on the other hand, frequently gets headaches. Their family doctor's several diagnosis for her come up empty.
