A group of teenagers try to escape a creature that lives among the shadows and is hunting them down one by one.

A group of friends run a popular travel vlog that helps fund their adventures. The leader of the group brings along her younger sister for the next scuba diving trip…

After surviving a shark attack a young woman is plagued by nightmares of being stalked in the dark sea by a ravenous predator, and hallucinations of visits from her sister…