"Inception" is a science fiction film directed by Christopher Nolan that explores the concept of shared dreaming. The story follows Dom Cobb, a skilled thief who specializes in extracting secrets from people's subconscious while they dream. Cobb is offered a chance to have his criminal history erased if he can successfully perform "inception," which involves planting an idea in someone's mind without them realizing it. To achieve this, Cobb assembles a team of specialists, including Ariadne, a talented architect who designs dream worlds. As they delve deeper into layers of dreams, they face various challenges, including projections of Cobb's past and the dangers of losing their grip on reality. The film raises questions about the nature of dreams and reality.