Something below the Sea Hard version

A team of scientists spotted an area of the planet with an immense amount of garbage, seeing that this threatened marine life, they decided to create drones to remove this garbage, but something else is hidden...

Direct your submersible using the directional controls. Your objective is to collect all the trash from the marine environment. Examine the area carefully, as something else may be hiding beneath. Steer clear of any unexpected entities you discover. Conserve your battery and equipment to accomplish the operation. Be vigilant, as the depths hold mysteries.