In a world where 'Escorts' are hired fighters eliminating government targets, Dao Ma, a wandering warrior, seeks to settle his debt to Mo, who once cared for Dao Ma and his child, Xiao Qi. Their journey back to Mo's village takes a dangerous turn when they stumble upon a victim of the dreaded 'rakshasa'—demonic creatures that devour humans. Amidst the chaos of rakshasa attacks, brutal battles, and a nation in turmoil during the twilight of the Sui dynasty, Dao Ma finds himself entangled in a web of fear and violence.