Excited to board the Titanic with his aunt and little sister, ten-year-old George begins to explore the ill-fated ship's first-class storage cabin when the ship is rocked by a collision with an iceberg and begins to sink.

"Chet Roscow is finally feeling at home in his uncle's little New Jersey town. He has three new friends, and they love cooling off in the creek on hot summer days. But then comes shocking news: A massive shark has been attacking swimmers in the ocean along the Jersey Shore, not far from where Chet is staying. Fear is in the air. So when Chet spots a gray fin in the creek, he's sure it's his imagination running wild. It's impossible he's about to come...

Ten-year-old George Calder can't wait to explore every inch of the Titanic, even if his little sister, Phoebe, has to tag along. But when George sneaks away without her and ventures into the first class baggage room, a terrible boom shakes the entire boat. Suddenly, water is everywhere, and George's life changes forever.