This book revolves around key departments such as the emergency department, surgery department, and internal medicine department of the central hospital, and interweaves multiple threads to narrate the hilarious and touching stories between the medical staff headed by Fang Yiming and all kinds of patients and their families. The hospital is cold on the outside, but there are many interesting things. The medical staff face the difficulties amidst the edge of life and death, workplace intrigues and family conflicts, and draw a warm footnote to life through persistence, genuine kindness and humor. Everyone is growing and every day is new. The book is divided into four volumes, with a compact structure, a mixture of laughter and tears, and a touching ending that touches the heart.