C1601 Refined Great Pill

When Gu Feng was young, he obtained a grimoire called the [True Interpretation of Talisman] from the Demon God's Vermillion Bird Hall.

Although there were a lot of things recorded in the grimoire, it was a pity that Gu Feng's energy was limited. He had only researched on formations, not pill refining and artifact forging.

"Wine God, I once obtained a Grimoire