Stop Borrowing Money from the Evil God! I Have a Pure Grimoire Here

Lin Luo traveled through the game "Old Days" and became a degenerate who was tied to the gallows. When he was about to die, he awakened the forbidden library, which could block all evil gods and contamination. From then on, the whole world's style of painting began to deviate. While other mages were still "borrowing" power from the evil gods and enduring whispers and distortions, Lin Luo had already set up his bookstall. "Master, I see your hall is darkened. Was your meditation contaminated last night?" "Try this internal teaching material "Five Years of Meditation and Three Years of Purification". It has no side effects, but the fee is refundable after review!" … He just wants to be a quiet book-selling NPC and survive the coming annihilation disaster. Until that day, the contaminated holy flame angels tore the sky apart, and demons poured in like a tide. When all the NPCs were in despair, Lin Luo silently opened his forbidden library...