Sherlock Holmes is a world-renowned literary classic: the Master of Deduction. This book presents another aspect of Sherlock Holmes, the Master of Intuition, in the form of book notes from a new perspective. At the same time, appropriate comments were made on the words and actions related to intuitive thinking of his close comrade Watson, several police officers, and main parties involved, in an attempt to gain a deeper understanding of our protagonist from multiple perspectives. The study of Sherlock Holmes' intuitive investigation has always been rarely touched upon by academic circles at home and abroad. This book can be described as pioneering and will definitely arouse the interest and attention of many fans and researchers, deepening and improving their understanding of Sherlock Holmes. By carefully sorting out a large number of vivid storylines as evidence, the author convincingly presents the vivid image of Holmes as a master of intuition to readers. Moreover, this book also conducts a classification study of intuition, which is a valuable and enlightening contribution to theoretical exploration in this field.