Jonas Taylor works as the researcher of sea depths and is a paleontologist by education. Together co the team it makes immersions in special devices on the bottom of the ocean to know o its inhabitants and o last our planet better. The ocean bottom hides the mass of fossils of ancient animals which are looked for by Jonas. Ho once, in time of another research, it becomes the witness of what-to terrifying. In the beginning the hero of the movie of "The Meg" doesn't trust own eyes, but he finds the huge monster which has risen from depths. It attacks it and his team. Not all manage to survive, but Taylor by miracle escapes.