In a reality where perception is the only truth, a brilliant but troubled architect named Leo, played by Kyle Chandler, discovers he can manipulate the fabric of the shared digital dreamscape known as the Echo. This immersive world, a refuge for a disconnected society, begins to fracture under his touch. Haunted by visions of a forgotten past and pursued by the enigmatic regulator Anya, portrayed by Ruth Negga, Leo is driven by a desperate need to uncover what is real, even if it means unraveling the only existence billions of people have ever known. This cerebral sci-fi thriller, directed by Alex Garland, weaves a tense and atmospheric narrative that questions memory, consciousness, and the cost of enlightenment. As Leo delves deeper, the line between creator and destroyer blurs, forcing him into a conflict that will determine the fate of two intertwined worlds.