The blood of a twenty-year-old girl can allegedly be used to make vermicelli soup, claiming to prolong life and enhance masculine vitality. After my mother's death, my father brought me back to the old mansion. There lived my father's first wife and my half-sister, along with the factory where my father produces duck blood vermicelli soup. He owns the biggest duck blood factory in the area. However, my half-sister said that once I turn twenty, I would be made into human blood vermicelli soup, thereby contributing to our father's illustrious life. I refuse to be consumed, I am desperate to know why anyone would do such horrifying acts, so I chose to expose them, to give them a taste of their own medicine. Everyone loves duck blood vermicelli soup, but is it all really made from duck's blood?

Each case is related to something special. Every trace breaks off somewhere without giving the detectives any logical solution. Everyone is different and understands the concept of serial killing differently. Some only catch evidence, others are intuitive and accurate. There is one case and there are countless detectives. What will each of them have to go through to get to the very end of the serial murder path? Will any of them find a solution?

After the end of the world, Shawn, who became Zombie King, lived an unrestrained life.