Ahab is the captain of a whaling ship named the Pequod. His great obsession with the giant whale, Moby Dick, makes him embark on a dangerous voyage. Some years before, the captain lost his leg because of the whale and now Ahab’s main desire is to take his revenge on the whale by killing it. He is so obsessed, that Ahab is ready to sacrifice everything he has, including the Pequod and all the members of his crew, and even his own life.