Deep within Buenos Aires's labyrinthine subway system, a train mysteriously disappears along with its 30 passengers. The subway officials are greatly troubled and call in topographer Daniel Pratt to help them find it. Unfortunately, the tunnels are so vast and complex, that Pratt needs his mentor Hugo Mistein to help him. Unfortunately, he has vanished too.
An old tango singer tries to contact his teenage son. A woman who is death or the Devil appears to him and asks him to sell his soul to connect with his son again.
Marcelo makes a living as a painter in a Buenos Aires square, with other street artists. Rejected and lonely as a result of his family's break up, he devotes himself to his girlfriend, and dreams of a happy future together with her. She, however, has other plans, which, along with Marcelo's discovery of the reasons for his family's separation, create increasing conflicts between them, and make Marcelo face reality more clearly.
