Based on the popular novel series by the same title, this drama is a story about a young female detective who solves puzzling cases with former police officers, a group of older men with rather strong personalities who live in a shared house. Each episode is a different story starring unique veteran actors, such as Hidetoshi Nishijima who plays the role of a former elite detective and now the servant at the shared house. A video of a person being burned to death is uploaded on a video site. The Yanagimachi-kita Police Station suspects that it is a copycat crime of the “Death Dance” case that occurred five years ago. Hiyori Makino (Mitsuki Takahata) visits Soichiro Natsume (Hidetoshi Nishijima) who was in charge of the case at the time. He lives in a shared house for retired police officers called “Maison de Police”. Although the residents of this shared house - owned by Aritsugu Date (Masaomi Kondo) who used to be one of the top officials- now suffer from presbyopia, backache and high blood pressure, they were all once topnotch detectives with extensive experience. And so begins Hiyori’s strange investigation meetings with these older men…