A sudden accident transports Qi Wu, a young man from modern times, to the Jingyou era of the Northern Song Dynasty, where he becomes an unidentified low-ranking soldier stationed at a border garrison. With the Western Xia eyeing the empire hungrily and warfare raging along the frontier, he relies on his modern knowledge, quick wit, and clever mind to cause countless hilarious incidents in the military camp while making a group of brothers who will stand by him through life and death. From an obscure foot soldier at the bottom of the ranks to facing flashing blades and the turmoil of a chaotic age, can Qi Wu establish himself on the dangerous borders of the Great Song and carve out a world of his own?