With confidential and unpublished documentation, the film shows the background and behind-the-scenes of the coup in Chile that took place on September 11, 1973 - and General Pinochet's dictatorship, which lasted 17 years.

The ocean contains the history of all humanity. The sea holds all the voices of the earth and those that come from outer space. Water receives impetus from the stars and transmits it to living creatures. Water, the longest border in Chile, also holds the secret of two mysterious buttons which were found on its ocean floor. Chile, with its 2,670 miles of coastline and the largest archipelago in the world, presents a supernatural landscape. In it are volcanoes, mountains and glaciers. In it are the voices of the Patagonian Indigenous people, the first English sailors and also those of its political prisoners. Some say that water has memory. This film shows that it also has a voice.

Lissette's favorite aunt Adriana, who lives in Australia, is arrested in 2007 while visiting her family in Chile and accused of having worked for dictator Pinochet's notorious secret police, the DINA, and of having participated in the commission of state crimes. When Adriana denies these accusations, Lissette begins to investigate her story in order to film a documentary about her.

During the Pinochet dictatorship, Jorge Lübbert became an instrument for the Chilean secret services, who forced him to work for them in an extremely violent way. He was able to escape from Chile and became a war photographer based in Belgium. Today, his son Andrés takes him back to the places of his unfinished past.