Cultivating Immortals in Two Realms, I Possessed the Primordial Thunder Vine

The path to immortality is difficult, more difficult than ascending to heaven.
Xu Changjun transmigrated to the world of cultivation and became a cultivator in a family, but he gained a copy of the Classic of Mountains and Seas in his mind.
Until that day, the Classic of Mountains and Seas opened, and I dreamt of entering the primordial world.
He found himself transformed into a towering, golden lightning-emitting Nine Heavens Thunder Vine...
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PS: (Recommended by the author, who also uses pseudonyms)
Erlu Motors: "Sacrificing a Million Zombies, I Became a Demonic Cultivator in the Apocalypse"