A grown-up Pete (Leonardo DiCaprio), was the lighthouse keeper from Passamaquoddy Bay, Maine, in 1945, moved into the new town of Duluth, Minnesota. He met the friend, Oliver, and his sister, Susan (Reese Witherspoon), who was happy to be new home of welcoming party. Oliver is taking the kite with his father, David (Keanu Reeves), they met the green invisible dragon, Elliott, has been returned to see the friend of David wants to reunited of Pete. As the doctor medicine hospital, Dr. Toby Taylor Thompson, who was the nephew of Dr. Terminus and he was the villain of himself to get rid of Lampie and Nora's lighthouse. Pete, Elliott is going to save the day at Passamaquoddy Bay, Maine. And he's keeping the lighthouse by his uncle, Dr. Terminus (Johnny Depp), arrived in Duluth to fired him. Elliott has friends: Alan the Wolf, Wally the Basset Hound, Lydia the Poodle, and Elliott's family.