 To survive the killer wave and potentially effect a rescue, the Professor has the castaways maneuver three of their huts together and secure them to one another, hoping their makeshift raft will be swept into the shipping lanes.When the castaways awaken the next morning, they realize that the Professor's prediction has come true; they have been swept off the island on their makeshift raft.Gilligan makes a fire on the deck to cook a fish, and leaves the fire unattended.