I Am the Zombie King, You Want Me to Save the World?

Jiang Hao was reborn and obtained the Zombie King System. "Hey! Is this the wrong system? Do you need others to thank you to become stronger? Do you want me to save the world?" So, I became a "helpful" corpse king. "Then who can't thank you until I hold you with a knife?" "And you, do you need me to bite you to feel grateful?" "Don't run away, I'm really a good person!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.