‘Marakkar Lion of the Arabian Sea’ portrays the courageous life-events of a rebellious naval chief, Kunjali Marakkar the fourth, who fought against the Portuguese in the ancient times. He was the fourth naval chief of the Calicut Zamorin. The film revolves around him who was also the first Indian Naval Commander and Indian freedom fighter for the war against the Portuguese. He is said to have won 16 such battles with his impeccable strategies and fighting skills.

When his long-suffering wife leaves him, the hard-driving captain of a whaling ship turns bitter and takes out his anger, resentment and frustrations on all those around him, leading to tensions with his crew that come up to the point of mutiny.

The members of the summer service group in Dong-A Women University go up LST under the command of Commander Lee, the head of the public information team. The guards in the fleet grow restless and there are various happenings. To establish a new order, Captain Park Sang-Do directs field training including the students. Jeong-A apologies for rejecting the training and joins the public information activities. On the wedding day of Jeong Tae-Yeon, a discharged soldier, and Sun-I, a lady in an island, Captain Park and Master Sergeant Jang get on board an express boat. They sink the spy ship but Master Sergeant Jang dies in battle. The burial at sea is held and the students mourn over his death, too.

The famous Seal Rocks at Golden Gate Park are here shown. Sea lions in their wild state are lying on the rocks and swimming and diving in the water.

The film will be a work of fantastic realism, exploring the daily adventures, social dynamics, and remarkable role of sea lions in one of the most biodiverse and protected ecosystems on the planet.

Robin is exiled from society after he is accused of murdering a man named Ibrahim in a fight. Twenty years later Ibrahim's son, Mahmud, begins a search for his father's killer. He soon reaches the island of Sampojo, where he finds Robin. The exile has taken up piracy and now uses the name "Singa Laoet" (The Sea Lion). After one of Robin's men, Hasan, kidnaps a girl whom he loves, Mahmud tracks the kidnapper down and fights him to the death. It is later revealed that Hasan, not Robin, was the one who killed Ibrahim