Sebastián, a night guard in Ciudad Jardín, is patrolling during his shift when an alarming call leads him to discover that his workmate Carlos has disappeared and a strange red light is pouring out of a sewer. As he follows it, Sebastián enters into hidden tunnels that reveal a dark truth about the neighborhood.
Before leaving Buenos Aires for a new job offer abroad, Mati decides to embark on a last project with her best friend Nico; recording a sound portrait of the city. Together they wander the streets that marked their friendship, while they face their own doubts and uncertanties about the future ahead.
