Kanna Moriya

Ichiro Onizuka is a skilled detective who is confined to a wheelchair after being injured in an incident that occurred right before his retirement. Armed with a detailed "city of memory" in his mind, he solves modern-day cases alongside Saki Toyama and Keitaro Jin, while recalling the cases of the past.

With the first place in a university business competition and a father running a time-honored leather bag store, Yusuke Tsuruta is in the "outstanding" category among university students. After graduation, Yusuke decides to start a business with his classmate Kengo Sato. After declaring that "Company is not school!", he works hard every day to make his business successful.

Reiko Kenmochi (Haruka Ayase) works as a successful lawyer at a big law firm. She is ambitious and she is also honest about her desire to make a lot of money. One day, due to a bonus cut issue, Reiko Kenmochi becomes upset and takes a leave from her job. During her break, she spends time sending emails to people she knows, including her ex-boyfriend Eiji Morikawa. She then receives an email from a mysterious person, Shinoda. That email states that her ex-boyfriend Eiji Morikawa died. She is also surprised to learn that his will states that his entire fortune will be handed over to the person who killed him. Reiko Kenmochi devises a plan to split her ex-boyfriend's fortune with Shinoda, turning Shinoda into Eiji Morikawa’s killer.