After a powerful billionaire is murdered, his secret adoptive son must race to prove his legitimacy, find his father's killers and stop them from taking over his financial empire.

Propelled to the head of the W Group after the death of his adoptive father, Largo Winch decides, to everyone's surprise, to sell it, and use the proceeds to create an ambitious humanitarian foundation. But on the very same day, he finds himself accused of crimes against humanity by a mysterious witness. To prove his innocence, Largo will have to retrace the steps of his past life, in the heart of the Burmese jungle.

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.