Film in two cities divided by one river: Buenos Aires, Montevideo. Two cities divided by one story: the death of Francisco. One death divided in two parts: an investigation, an escape.
X arrives in a small town and witnesses a violent act; Z takes the job of a dead manager and discovers that he had a notebook written in code and a map; H is hired to go down a river and investigate a series of mysterious monoliths built on the shore.
