What Evil Practice? the Ancestor Became a Saint Through Meritorious Deeds!

Ten thousand years ago. Lu Yu traveled through Xuantian Territory and was adopted by a demon cultivator. After three hundred years, he finally became the strongest demon cultivator in the Xuantian Territory, making countless monks frightened by the news! At this time, he actually awakened the merit system! As long as you do good deeds and accumulate virtue, you can improve your cultivation! With his imagination wide open, he made a decision with one palm, and his merits immediately exploded, and he became a saint on the spot! ... Ten thousand years later. Lu Yu's descendant family was wiped out. Carrying a blood feud, she came to find her ancestors, hoping that Lu Yu would come out to avenge him! And Lu Yu, who had always protected his shortcomings, was furious! Xuantian Territory! Are you ready for the wrath of the saint? !