איש מסתורי, המכנה עצמו בכינוי "הפרופסור" ("El Profesor"), מתכנן את השוד הגדול ביותר בהיסטוריה. על מנת לבצע את תוכניתו השאפתנית, הוא מגייס צוות של שמונה אנשים עם התמחויות שונות, שלרובם אין מה להפסיד. המטרה היא להיכנס למטבעה המלכותית של ספרד, ולהדפיס 2.4 מיליארד אירו בשטרות לא מסומנים.

The plot follows detectives Karl Roebuck and Elise Wasserman working together to find a serial killer who left the upper-half body of a French politician and the lower-half of a British prostitute in the Channel Tunnel, at the midpoint between France and the UK. They later learn that the killer—who comes to be nicknamed the "Truth Terrorist"—is on a moral crusade to highlight many social problems, terrorising both countries in the process

The storyline of the series is inspired by the events of 1994 in Jelgava, when 89 prisoners escaped from Pārlielupe Prison, tens of thousands of people were involved in their search, and mass arrests continued for ten years. dramas of mutual relations, a massive and enigmatic escape is organized, in parallel with the flourishing of the love of the main character and the daughter of the head of the prison and the hopes for a new, beautiful life.

In the spring of 1873, people from all over the world come to the tiny village of Göschenen in the canton of Uri, to work on the biggest and most spectacular construction site of modern times: the tunnel through the Gotthard.