Ancient Zombie Ancestor: The Campus Beauty Digs Up My Grave from the Start

The moment I woke up, the indebted campus beauty had dug up my grave. I, the Eternal Zombie Ancestor, with my immortal body, had somehow become her personal bodyguard. Fine by me. While people in this age are still struggling to awaken their powers, I already exist beyond death and destruction. Let all the gods in heaven and every mighty warrior see for themselves: when the sleeping monster opens its eyes, who is the one and only ruler of this world!