I'm 100 Million Stronger Than the Ancestor

Olivia, who had been in a deep slumber for a thousand years, was awakened and embarked on a journey to uncover her true identity. Skilled in witchcraft, array formation, and magic, she was a master of all. The vampire ancestors were so frightened that they fled away, exclaiming, “This terrifying woman is still alive! We can’t provoke her!” The monster hunters pleaded to Olivia, “Please take in this thousand-year-old monster!” The priests also begged Olivia, “We are all your descendants. You must revive our career!” Olivia gave a cold smile. But how did she become a vampire?