Zagor and Chico arrive at the annual trappers' meeting. But the joy and merriment are soon spoiled by the arrival of the wounded Boston Jack. The Munsee Indians attack the trappers for no apparent reason...
Together with Chico and Trampi, Zagor helps Pickens free his wife, and eventually clashes with the kidnappers, where he meets the titular Mr. Smith, a strange man who is in fact the real reason for all this complication.
The mad genius Hellingen comes up with the idea of putting the giant Titan back on its feet for the second time, with the help of Zagor. He sends the Ghost with an axe to the bottom of Lake Erie. The plan is good, but...
Zagor and Chico met in Boston. By chance, they board the Dragoon, the ship of Captain Honest Joe, an old acquaintance of theirs. They go to Greenland where they want to investigate rumors about the disappearance of the cargo ship Jednoroga...
In the Sparkling Mountains, someone is killing miners and stealing their gold. All clues point to the Malecite Indians, led by Komotai, a violent and conceited chief. Zagor decides to find out what drove the Indians to such greed...