Underwater (2020)

Few researchers have the courage to venture below the surface of the ocean. It takes even more courage for a subterranean exploration beneath the ocean's bed. That's where a team of scientists and marine researchers find themselves when an earthquake cuts them off from the world above. As the team struggles to find a way out of their predicament, strange things begin to happen around them. They soon realize that they are not the only beings that are truly underwater.