This book is an accessible popular science work on cancer immunotherapy. Starting from the complex relationship between cancer cells and the immune system, this book leads readers to explore the scientific principles and development history of immunotherapy. From the breakthrough discoveries of the Nobel Prize to the application of modern immune checkpoint inhibitors and cell therapy, and then to cutting-edge technologies such as cancer vaccines and oncolytic viruses in the future, the book comprehensively shows how immunotherapy has changed the pattern of cancer treatment. Meanwhile, it reveals the profound connections between chemotherapy, radiotherapy, targeted drugs and the immune system, and offers practical advice on enhancing immunity through diet, exercise and emotional management. Whether for cancer patients, their families, or general readers interested in immunology, this book provides inspiration and hope, showing how immunotherapy has brought new dawn to humanity's fight against cancer.

LI Zhizhong, whose pen name is Bo Luo (Pineapple), graduated from Tsinghua University with a bachelor's degree, obtained a PhD in Cancer Biology from Duke University in the United States, and currently works as a Visiting Professor at the School of Pharmaceutical Sciences, Peking University.