Periyasamy, an idler, hopes to enjoy life as a rich man by making his son, Murali woo Mynaa, who, he thinks, is the daughter of a wealthy jeweller. Little does he realise that Mynaa is actually the daughter of a beggar!

This coming-of-age drama follows Saba, the happy-go-lucky protagonist, through the years leading up to his adulthood and highlighting events of friendship and romance along the way.

Set during the lockdown, Umayal Karthika deciding to spend time at a 100-year-old unkempt library in a bid to divert and heal from a heartbreak. From the sea of books, she picks up Karungaapiyam and with her reading different chapters, and her imagination about the stories comes to life.

Karthik who had multiple relationships in his life goes through a breakup and impulsively marries Priya, who has never had a relationship. Will this marriage lead to eternal love between them?