During the night of deception (and of disillusion) it may well happen that the reliable and efficient Cooper shows his true face: that of a traitor ! And it may well happen that the American general Hodges is forced to choose between his sons life and loyalty to the cause of independence. Fortunately, Mark finds a way to unravel the intricate web thanks to an ingenious plan and the help of a well known rascal, a good for nothing acquaintance of Mister Bluffs, who dates back to the time when the old beardy plowed the waves of the Caribbean Sea
Who is the Prophet ? And who is he fighting for ? He seems to hate the English as much as he loathes the patriots - for half-castes like himself and his people, everyone is an enemy. Yet in his own way, he too is fighting for liberty and does not hesitate to allow his pumas to tear to pieces anyone who crosses his path. But he has underestimated Mark and the warlike Miss Darcy, an agent at the service of His Majesty, who for this occasion has enlisted in the ranks of the Ontario Wolves!
Presentation: How far can we go to defeat our enemies ? Young Rickys kidnappers and the blood-thirsty prophet will answer to Marks sword for their heinous crimes!