Lee Mina and Kim Seungmin. They only saw each other as classmates, nothing more. Both of them were the top students of two different classes next door to each other. But until then, one day. Everyone

In a world filled with manipulation, crime, and violence, there is nothing that could be more dangerous. Well, maybe aside from the fact that supernatural beings exist. Not only that, but they also co-exist with humans. Different from what people first thought before they found out about these beings, everyone naturally blended together. Groups were formed, each consisting of different species, be it vampires, hybrids, superhumans,