it wasn't just humans who ruled this world. Vampires also ruled, even though they were just a horror story for children. Only a few people knew that it was true. But no one believed them. People became house vampires if they liked their blood. Everything is simple.

once you found yourself in a completely unfamiliar city. It happened by accident.. And here you are sitting under a tree, when suddenly a guy towers over you. Red eyes look deep into your soul

"Well hello~"