Satoshi Itomura is an assistant police investigator who belongs to the Metropolitan Police Department’s Scientific Investigation Team. Reenactments, fingerprint and voice data collections, profiling... His team collects scientific evidence and pieces together fragments of information in order to help build evidences. However, Itomura often does not care about the scientific approach and instead pays a great deal of attention to the things that the victims always carried with them or treasured. And he focuses on these things because they usually carry the victim’s dying wishes, understanding that last message not only helps solve the cases but also brings closure to the depressed family of victims.

Sakuragi Miyabi is a high school student in Aomori. She lives with her lawyer grandfather and receives special education from him in the field of law. Sakuragi Miyabi soon becomes the youngest person to pass the bar exam on their first try. A decision is then made to send Sakuragi Miyabi to her grandmother in Tokyo, who works as a director of a law office. Sakuragi Miyabi begins to work as an apprentice lawyer at her grandmother’s law office. Despite her position, she still has the mindset of a teenager and sometimes has disagreements with senior lawyers. Meanwhile, Sakuragi Miyabi begins classes at her new high school in Tokyo. She hides her lawyer job from people at her high school, but she eventually begins to give counseling at her school on law matters.

Tokunaga, a comedian who is down on his luck, has a shock encounter with Kamiya, an older comedian when he visits a fireworks event in Atami on a job. Tokunaga is deeply touched by Kamiya and asks if he can become his apprentice. Kamiya is a genius type of comedian who is full of human kindness. He accepts Tokunaga’s proposition on the condition that he will write his biography.