Set during the Renaissance era, 'Marakkar: Lion of the Arabian Sea' depicts the real-life story of Kunjali Marakkar IV, a legendary Malayali pirate and naval chief who fought against the Portuguese empire in ancient times. The film showcases Marakkar's inspiring tale as he rises up the ranks to become the fourth naval chief of the Calicut Zamorin and leads the Indian freedom fight against the overpowering Portuguese forces. With his strategic mind and military prowess, Marakkar scores numerous victories, earning him a reputation as a fearless warrior and a defender of his people's sovereignty.