Aquatica

Main story:Conducting an inspection of the equipment on the offshore oil platform, one of the workers fell into the sea. His death was inevitable, but was saved by the crew of a small submarine, which happened to be nearby. The rescued one was brought to the secret base of AQUATICA - people with implanted shark gills, which allowed them to breathe freely under water. He was asked to become a member of the underwater fraternity, agreeing to a surgery transplanting of the gills. Otherwise, an unen...