I Am Gathering Wool in the Fairy World

My name is Lin Xiao, and I traveled through the world of immortality, but my spiritual roots were scrapped. After binding the "Upgrade System by Any Means", I directly targeted the chief senior brother of the Immortal Alliance. During the initiation ceremony, I asked him to "borrow my cultivation" in public, and the next day my Qi practice increased dramatically. On the third day, the whole sect spread the news that he was in seclusion and became possessed. The system prompt sounded coldly again: "Warning, the borrowing limit has been reached, please devour the next target as soon as possible——" I turned to look at the frightened Second Senior Sister, but she suddenly grabbed my hand: "Run away, it's not your cultivation you're sucking... It's theirs..."