A teenage girl named Molly (Ashly Bruch) and his family emigrate from Brighton to the United States by boat after their home is destroyed by ghosts. During the trip, a fierce storm throws Molly from the ship, and she loses contact with his family. Luckily, she manages to sail to Maimi in a bottle. There, Manager Woman Jesse (Emma Watson), an Boy named Dave (Jacob Tremblay) and a kindly cop named Mike Lowery (Carlos PenaVega) help Molly McGee search for his loved ones.