After many years absence, physician Marco Ramos returns to Costa Perdida to care for his heart-sick mother. However, Marco's brother Reynaldo cannot forgive Marco for having abandoned him and their mother all those years ago, and wants to kill him in revenge. Rio and Wiley must try to prevent a bloodbath.

An old man - allegedly a Dutchman - arrives in Buenaventura. In reality, though, he is the Russian Nicolai Vyshenko, a former politician under Stalin and a notorious killer. Recently, Vyshenko has turned to another field of activity: along with his son, he now leads a camp on the island, in which young children a trained to become killers. Rio and Wiley set out to put and end to this.