Chemically Clean Warriors is a science fiction novel by Allen Kim Lang that explores the psychological and ethical aspects of warfare in the future. In this book, the author takes us to a world where wars are fought not only between armies, but also in human brains with the help of chemicals. The main characters are a group of chemically enhanced soldiers who undergo experiments with their perceptions, emotions and moral beliefs. The author smoothly moves from scientific reflection to philosophical reflections on the essence of war and human nature, creating fascinating and dizzying reading that leaves behind many questions and room for one's own thoughts.