Ishmael decides to go on a whaling voyage, travels to Nantucket, and finds a best friend, Queequeg, and a ship, the Pequod.
After learning of Captain Ahab’s quest for revenge on Moby Dick, Ishmael continues to be a part of the day-to-day whaling activities of the Pequod, explaining many of the technical details of whaling to the reader.
The Pequod discovers and pursues Moby Dick, but the ship is destroyed in the process and everyone except Ishmael is killed.