After another deadly shark attack, Ellen Brody decides she has had enough of New England's Amity Island and moves to the Caribbean to join her son, Michael, and his family. But a great white shark has followed her there, hungry for more lives.
Following the death of his father, young Danny Madigan takes comfort in watching action movies featuring the indestructible Los Angeles cop Jack Slater. After being given a magic ticket by theater manager Nick, Danny is sucked into the screen and bonds with Slater. When evil fictional villain Benedict gets his hands on the ticket and enters the real world, Danny and Jack must follow and stop him.