Moby-Dick is a novel by the American writer Herman Melville, first published in 1851. The story is set in the 19th century and revolves around the narrative of the obsessive Captain Ahab of the whaling ship Pequod. Here is a brief summary in English:

In the 19th century, Captain Ahab of the whaling ship Pequod is obsessed with revenge against a great white whale he calls Moby Dick, which had maimed him years before. The Pequod sets sail from Nantucket, Massachusetts, with a crew of diverse nationalities and backgrounds, led by the enigmatic Captain Ahab.

Ahab reveals his mission to the crew, explaining that he seeks to kill Moby Dick and exact his revenge for the loss of his leg. The crew is warned of the dangers that lie ahead, including the potential for a violent and deadly confrontation with the whale.

Throughout the journey, the crew encounters various challenges, including storms, other whales, and the harsh realities of life at sea. The ship’s first mate, Starbuck, is initially opposed to Ahab’s plan, but he is eventually compelled to follow the captain’s lead.

The narrative is interspersed with philosophical and religious musings, as well as Melville’s observations on the nature of man, the sea, and the universe. The story delves into themes of obsession, fate, and the human quest for knowledge and power.

As the crew approaches their destination, the whale’s lair, tensions rise, and the inevitable confrontation between Ahab and Moby Dick unfolds. The outcome is both tragic and profound, leaving readers to ponder the meaning of Ahab’s quest and the nature of the whale itself.