In 2020, an unprecedented global economic and energy crisis broke out in the world. The hostile countries surrounding China, with the behind-the-scenes support of the United States, brazenly launched a long-planned surprise attack on China. For a time, China was subject to armed invasion in all directions. At the same time, in the Longmen Mountains in southwestern China, the protagonist Yang Pick, an angry young man, and his life and death brothers self-built the First Division of the Chinese Youth Army and fought a bloody battle with the Indian Asan Army and its affiliated armed forces that went south. Use wisdom, courage and superb combat skills to write an epic anti-war legend.