L'Alpagueur is a free-lance spy from the French secret agency. He's put on the investigation about L'epervier, a serial-killer who employs young boys to help him robbing banks before killing them.

It is the start of the 14th century and Philip IV the Fair reigns supreme over France. His three sons would rule after him. Isabelle, his only daughter, is married to King Edward II of England. Under Philip's reign, France is great but its people are unhappy. Only one power dares to stand up to him: the order of the Knights Templar. When the last Grand Master of the Temple, Jacques de Molay, is burned at the stake, he curses Philip and so begins a dark period, full of blood and violence, death and tears ...