In the final years of the Song Dynasty, flames of war rage across the land. A modern five-member squad carrying out a mission accidentally falls into a time tunnel, transporting the entire team, weapons and all, back to the Song Dynasty. Team leader Lin Zhaojing, a Beijing native, remains calm and decisive, commanding the entire operation. Sniper Xie Changfeng and weapons specialist Ma Zhenbang, both speaking with strong Northeastern accents, are formidable fighters. Communications specialist Wang Haochuan, a Guangdong native, builds an intelligence network and keeps watch in every direction. Hunan-born female medic Chen Su is a battlefield rose with miraculous healing skills. Through modern eyes, the Song Dynasty will witness a clash between modern and ancient cultures, as modern technology overwhelms the past with an overwhelming technological advantage. The Song Dynasty is destined to be anything but ordinary.