
Unexplained instincts of danger often signal hidden criminal schemes
Young physician Ralph Boyd experiences an unsettling feeling of impending peril while serving as assistant to Sir Bernard Eyton in Harley Street. His close friend Ambler Jevons, a wealthy Mark Lane tea-blender with an uncanny talent for criminal investigation, urges him not to dismiss these subtle warnings. Old Mr. Courtenay appears among Sir Bernard's patients, highlighting the quiet tension beneath the surface of London medical society.
CHAPTER II. → CHAPTER V

