![Double Edged Crime](https://image.tmdb.org/t/p/w500/pc0QsQG9FCiJHulK3n0AVOjFCkx.jpg)
Andrés, son of a famous pianist, discovers the corpse of a tuner killed in his shop, located in the basement of his house. Then a suspect leaves, but in the fear of possible reprisals he doesn't tell anything to the police, only to his wife Laura. From that moment on, Andrés feels threatened and persecuted.