Madrid, the beginning of the century. One day, the police inspector Santos Trinidad coming home very drunk, is involved in a triple murder. But there is a witness who managed to escape and that could incriminate him. Santos undertakes an investigation to locate and eliminate the witness. Meanwhile, Chacón a judge in charge of investigating the triple murder, meticulously advances in the search for the murderer. Santos and Chacon soon discover that what seemed a simple case of drug trafficking is actually something far more dangerous.

A young pregnant woman named Mia escapes from a country at war by hiding in a maritime container aboard a cargo ship. After a violent storm, Mia gives birth to the child while lost at sea, where she must fight to survive.

Jon is a troubled teenager who has been expelled from school. His mother decides to teach him a lesson by sending him away with his grandfather Max, a retired military man who lives in a village by the seaside. But the time they will spend together won’t be that simple, Jon likes to flirt with danger and bad companies, and the veteran has now settled down into a comfortable life.