Watch Submersible (2020) : Full Movie Online Free A handmade narco sub is on the verge of sinking and losing its precious cargo due to a mechanical failure. The three crew members are forced to open the forbidden cargo cabin to distribute the weight and save the ship. Next to the cargo they find a special “gift“ for the buyer: a young girl, gagged and in terrible shape. The boat, barely big enough for three to begin with, becomes a steaming powder cake of fears, desires and greed.