While trying to help a friend out of difficulty, Nancy has a perilous experience in and around a deserted bungalow, from which only her bravery and quick thinking save her.

The novel starts in exciting fashion. A young woman comes to the rescue of Nancy and her friend Helen Corning when they are out boating and a storm comes up. Friendship at first sight! It's not long after that, that Nancy discovers the mysterious bungalow. At almost the same time, her father asks for her help on a serious fraud case and her new friend gets into difficulty of her own.

Nancy Drew #3 - another case for her to solve!