A snowstorm delays Miss Mallard from joining Willard for a ski vacation at Mount Catastrophe in Switzerland. It is a delay that turns out to be a blessing for while riding the cable car up to the top, Miss Mallard witnesses a robbery. Following ski tracks in the fresh snow leads Willard and Miss Mallard deep into a mystery that is only solved when the owner of the Ace of Spades is found.

Cast of this episode