Enola Holmes is the much younger sister of Sherlock Holmes. She has met him twice in her life and doesn't particularly care for him. She cares for Mycroft even less but then, she doesn't really know them. But when her mother runs off without a word, Enola knows there is more to this than meets the eye. Can Enola solve the case when the famous Sherlock Holmes can not?
You have to read the whole series to find out.