You Agreed to Be a Small Official, How Come You Suppressed the Devil and Became a Saint?

Xu Weidao traveled through time and became a pawn of the Demon Suppression Division. He accidentally obtained the Demon Suppression Scripture, and gained experience points by suppressing demons. Everyone else was working hard for the imperial court, taking the blame and becoming hard-pressed workers. Xu Weidao guarded the Tianlao leisurely, shaking his head and sighing. "I, Xu Weidao, am today only because of my own efforts!" "Demon Suppressing Scripture, add some points!" When the Tang Dynasty was attacked by a demon that would destroy the country, and everyone was in despair, a figure slashed out a sky-reaching sword light, cutting the monstrous demon into two pieces. "A reptile dares to act evil in the Tang Dynasty?"