The narrative follows Harrowby Elsworth, a young medical student, through his initiation and progress at a London teaching hospital, tracing classroom anatomy, ward duty, and the students’ social life. Encounters with nurses, reform-minded physicians, patients, and colleagues expose ethical dilemmas, practical challenges, and debates about science, charity, and professional ambition. Episodes depict friendship, moral tests, institutional reform, the rise of a nursing establishment, and a developing romantic attachment that intersects with vocational purpose. Interwoven vignettes illuminate medical pedagogy, bedside compassion, and the tension between scientific detachment and human sympathy as the protagonist matures into his chosen calling.