The fateful meeting of a human and the vampire queen may change the world. One cold winter, humanity lost its battle with the vampires, and with it, most of where they called home. A small population of survivors created a wall of light in a small town to protect them and give them a place to live in peace. The protagonist, Momo, lives a repressed life but still wishes to coexist with the enemy, the vampires. Fine, the vampire queen, once loved humans and disappeared from the battlefield. As war rages through the humans' town, the two have a fateful encounter. Once upon a time, humans and vampires lived in harmony in a place called Paradise. This is the story of a young girl and a vampire on a journey to find Paradise.