Demons and monsters run rampant across the Nine Provinces, while the wilderness and ancient roads are littered with bones. Yang Xiao transmigrates to the Great Zhou Dynasty and becomes an insignificant county yamen constable, but unexpectedly awakens a mysterious Equipment Slot System! By equipping specific items, he can gain corresponding bonus attributes. He originally intended to rely on his equipment to secure a stable life, but an unexpected conspiracy draws him into its depths. Using an Embroidered Spring Saber to turn the tide, Yang Xiao survives one dangerous encounter after another and gradually grows into a legendary Martial Saint of the Mortal World!