White desert: Page Murdock is a Western cop. He is a U.S. Marshall based in Montana, hot on the trail of a vicious gang heading into the far north of Canada in the dead of winter.Port hazard: Pursued by hired assassins, Page Murdock seeks refuge among in San Francisco's Barbary Coast, where his search for the mysterious individual who wants him dead leads him into Chinatown and into an alliance with an enigmatic vice lord from an alien culture.