My Vampire Older Sister and Zombie Little Sister

is a Japanese web novel series written by Kazuma Kamachi and illustrated by Mahaya.

Plot
“If a zombie and vampire went all out, which one would win?”

Those fateful words began a serious sisterly fight between zombie little sister Ayumi and vampire older sister Erika.

The entire city has been recreated using the environment simulator created by the main character and a virtual horror movie begins with the fleeing residents as the targets!