Movie Story : The Meg follows Jonas Taylor, a deep sea rescue diver haunted by a past failure, who is called back into action when a submersible crew becomes trapped in the Mariana Trench. Diving into the abyss to save them, he accidentally releases a massive prehistoric shark, a seventy-foot relative of the Great White thought to have died out millions of years ago. Now the creature hunts through the waters of a crowded seaside resort, and Taylor must confront his fears to stop it.