The film is based on the battle exploits of Kunjali Marakkar IV, the naval chieftain of the Samoothiri. Kunjali Marakkars organised the first ever naval defense off the Malabar Coast of India against the Portuguese invasion, for almost a century.

Prahavati, an independent filmmaker, takes her mother-in-law Gomatha on a surprise trip to reunite her with school friends.