I Became the Landlord in a Terrifying World

Do you know that your friendly neighbor next door stares at you through a tiny hole all night long!!!

P.S. Humanity has been utterly defeated and can only huddle inside apartment buildings whose landlords are human. But you never know when monsters have already infiltrated the building, disguised as your neighbors and friends, just waiting for night to fall so they can... The taller the building, the more people there are, and the more powerful the monsters become...

This novel and its characters are entirely fictional. Any resemblance to real people or events is purely coincidental. Please do not imitate.