I Sell QR Codes in Tang Dynasty

In troubled times, the talisman hides the password, and the QR code knocks at the gate of the prosperous Tang Dynasty. Bronze symbols reflect the snow, plum blossoms weep with blood, and all living beings emerge from the residual image on the mobile phone. When the last talisman falls into the dust, the lights of Chang'an are painting the word "" into a new totem that will never fade.