"Percy Jackson & the Olympians: The Lightning Thief" follows the journey of a young boy named Percy Jackson, who discovers he is the son of Poseidon, the Greek god of the sea. After being accused of stealing Zeus's lightning bolt, Percy embarks on a quest to clear his name and prevent a war among the gods. Accompanied by his friends Annabeth Chase, daughter of Athena, and Grover, a satyr, Percy navigates a world filled with mythical creatures and ancient prophecies. Their adventure takes them across the United States, from the bustling streets of New York to the treacherous landscapes of the Underworld. As they face various challenges and uncover secrets about his heritage, Percy learns the importance of friendship, bravery, and embracing his true identity. Ultimately, the film blends action, humor, and mythology, making it a captivating tale for audiences of all ages.