The events in Sarajevo in June 1914 are the backdrop for a thriller directed by Andreas Prochaska and written by Martin Ambrosch, focusing on the examining magistrate Dr. Leo Pfeffer (Florian Teichtmeister) investigating the assassination of Archduke Franz Ferdinand. Trying to do his job in a time of lawlessness and violence, intrigues and betrayal, Leo struggles to maintain his integrity and save his love, Marija, and her father, prominent Serbian merchant. But the events of Sarajevo have set into motion an inescapable course of events that will escalate to become … the Great War.

The newly-named emperor Maximilian and his wife Carlota arrive in Mexico to face popular sentiment favoring Benito Juárez and democracy.

About the assassination of Archduke Franz Ferdinand and the beginning of the First World War. Focuses on the relationship between a Serbian officer and his Austrian-born wife and their involvement in espionage between the countries.