A young millionaire named Geoffrey Holland, concerned about a recent string of thefts in the locale, visits his country home in Hillsborough and surprises a burglar, in the form of his old schoolmate, Billy McVay. McVay convinces him to set out, in the midst of a blizzard, to rescue his sister, living nearby in a rundown shack, and wholly ignorant of his (McVay's) career as a thief. Against his better judgement, Holland agrees, and finds himself falling...