Kazuaki Sakurai is a 37-year-old man working at an advertising agency. For a CM shooting, he goes to a beautiful house. At the house, he meets Yoichi Mizukawa while he is painting a picture. Yoichi Mizukawa is a 19-year-old art student. He lives with his cousins in the big old house.
A friend of the detective has been is murdered. During the investigation, he comes across a source which tells him that his friend was murdered for involvement with the dark side of the political world. On top of that, a woman approaches the detective with a request.
