Null Life : Last Day (Collaboration with Ambient End)

Hori, Asahi and Aiko must make it alive to the Safe Zone Hospital after the sudden invasion of undead and even monsters that were only yarned of in legends...until now. Meanwhile, Hori herself recalls a past she never even knew she had, through deadly other-worldly biological transformations. However, a mysterious woman observes her along the way, testing her...for the close at hand utopia.

Story based on Null Life Last Day novel by Ambient End

Check out the full novel on https://www.wattpad.com/story/360739395-null-life-last-day