Pedro is a young man who begins to be tormented by a mysterious noise coming from the wall of his house, and he is the only one who can hear it. As the days go by, Pedro tries to find out where this sound is coming from in order to put an end to it and discovers that the noise is not actually coming from the wall.
In a dystopian world, two girls from opposite countries decide to do the forbidden act of crossing the border that separates them.
