Largo Winch, devastated by the kidnapping of his son, realizes that if he finds those responsible for his bankruptcy, maybe he'll see his son again.
Following the inexplicable sinking of a trawler and its fishermen who remain untraceable, Abigail, an oceanographer, is sent by IFREMER on a mission to Fécamp, her hometown, which she left a few years earlier following a family tragedy.
Tez kills for money. Charles Mahr, a legendary gangster, hires her to avenge the murder of one of his couriers. Once in Brussels, she gets caught up in the thicket of an intrigue in which she herself becomes the prey. Tez has to decide whose instrument she wants to be.
