A masterpiece of a wilderness island novel with more than 10 million words that combines time travel, soldier king, wilderness survival, counterattack, Xiaoyao soldier king and a group of Japanese female prisoners of war to survive in the extremely cold snowy areas of Siberia. It tells the story of a special soldier, Xiaoyao, who travels to a Siberian labor camp after World War II. With modern knowledge and tenacity, he leads seven Japanese female companions to successfully escape in a desperate situation. They built their home "Xiaoyao Valley" together in the snowy field, developed technology, and resisted foreign enemies. In the process, they forged a deep relationship and family. The story spans decades and depicts a grand epic from the struggle for survival to the establishment of civilization to the protection of inheritance. It is intertwined with hard-core survival details and delicate emotional bonds, and ultimately carves an immortal legend in the long river of time.