Returning from an overseas assignment Lanyard is suspected of being involved in a gem smuggling operation. He is pursued by private investigators and law enforcement.
The Lone Wolf is searching a passenger train for a man with a bomb.
Inhabitants of San Francisco's Chinatown are in an uproar after a series of killings believed undertaken by a local American. Lanyard must first confirm their suspicion is correct.
Lanyard becomes aware of an insurance investigator who has been assigned to the circus trying to discover where a large sum of money from a robbery might be.
Lanyard is recruited by the Govt. to find out where all the top criminals have been disappearing to. He is to contact an agent named Anson is New York.
While visiting a ski resort the Lone Wolf gets caught up first in an unexplained death and then the turmoil of an international ski competition.