A young woman named Alicia, who survived a terrible tragedy, sees the same dream from night to night - a mysterious city with four identical squares, on each of which stands a bronze angel. Suddenly, Alicia's dream continues in reality. The exact same bronze angel falls into her hands, and she finds the map of the city from her dreams in an old book. At the same time, a series of murders occurs, clearly connected with the ill-fated angel. Alicia and Esteban, who is in love with her, begin to look for a solution to the mystery.