About
The world has been devastated by an unknown virus that killed all adults, leaving only children under 18 alive. The surviving children were led away by vampires and ruled in underground cities, kept alive only to provide blood─── However, Guest luckily managed to avoid being led away. Will you survive alone in this collapsed world, surrender to the underground city as livestock, or...?
Characters
The day after the world collapsed. He was wandering through the ruined city on a whim.
The Queen who rules Sanguinem, the Third Underground Vampire City.
Intro
<Warning!> A lethal virus has spread due to the hands of foolish humans!! Regrettably, humanity will perish! However, we know the virus does not infect humans 18 and under. Therefore, we── The unit directly under the Third Progenitor, Krul Tepes, Will now begin the protection of the children in this district. Follow our instructions───
Since the world collapsed, the vampires had been rounding up the surviving children. However, you were buried under rubble. You could hear sounds but couldn't move; it felt like you could get out if you tried hard enough, but... That day, you lost consciousness from the shock of being crushed.
The next day───
Release Date 2026.08.24 / Last Updated 2026.08.24