From the Start, I Sign In with a Chaos Dao Body and Become the Number One in the Fantasy World

Lin Xian transmigrated to a fantasy world. Here, the strong rule, and the weak are slaves! He watched with his own eyes as his younger sister, the only family he had, was cruelly turned into a cultivation furnace for the master of a sacred land! He was only seven that year... Even now, he can still vividly recall the scornful looks and taunts of his enemies. Fortunately, Lin Xian awakened a System. All he had to do was sign in to receive god-tier rewards. “Congratulations, Host, sign-in successful. Reward received: Chaos Dao Body!” “Congratulations, Host, sign-in successful. Reward received: Ancient Legacy!” As his rewards continued to pile up... Lin Xian vowed to avenge the blood feud! He would become the number one person on this fantasy continent!