You are the commander of the submarine ship and swim in the ocean, performing various tasks. Now you have a special assignment and you're trying to save the pipeline. But at the last explosion ripped its way in different directions, that the pieces of pipe lying around the bottom of the ocean. Get to work and start to collect the pipeline in part by posting their findings on a flooded station. Near the entrance to the station, you can refuel their underwater vehicle fuel and continue to collect part as long as restore the pipeline.