"The Old Man and the Sea" is a novella written by Ernest Hemingway that tells the story of an aging fisherman named Santiago. He struggles with a long stretch of bad luck, having gone 84 days without catching a fish. Determined to prove his skills, he sets out alone into the Gulf Stream, where he hooks a giant marlin. Santiago battles the marlin for three days, showcasing his strength and perseverance. After finally catching the fish, he faces challenges from sharks that eat away at his prize. The story explores themes of resilience, pride, and the relationship between man and nature.