Gladys Doyle's luxurious ski weekend, courtesy of her employer, takes a sharp turn for the worse when she heads home on Sunday. Heavy storms force her to seek shelter with a surly stranger in a lonely mountain cabin. Next morning there's a dead man in the bedroom, the mysterious host has disappeared, and poor Gladys's fingerprints are all over the murder weapon. Her desperate plight sends Perry Mason ice-fishing in dangerous waters--for a catch that includes a silk scarf curiously decorated with monkeys, a pristine tea kettle, a bodyguard who takes care of his clients permanently, and a viscious bottom feeder hungry for prey