Certain events which had an impact on Sir Arthur Conan Doyle, while he was still a medical student under the supervision of Dr. Bell, his teacher and mentor, on whom the character of Sherlock Holmes is partly drawn from.

Doyle starts out as a medical doctor in a small town under the supervision of a fellow doctor who has dubious practices. After a conflict, he starts his own practice, but soon becomes involved in a murder investigation. Together with Dr. Bell they look for the killer.