A "Doctor-X: Surgeon Michiko Daimon" spinoff starring Masanobu Katsumura as surgeon Hideki Kaji, the "wizard of laparoscopy."

A rookie detective assigned to the Ginza Police Station finds himself partnered with his estranged father. Together with the rest of the team, they solve crimes as an old adversary plots to take revenge on father and son.

Hakamada Yukio is a competent, mysterious lawyer who only handles settlement cases because of past experiences. Although his scathing words get on clients’ nerves, his primary consideration is their welfare. His philosophy that “love is something that can never be bought with money. But if a client is able to have genuine resolve, I’ll certainly get the compensation and give the push for a fresh start” is the basis for the problems that he solves one after another.

Kaoru Mitazono (Masahiro Matsuoka) is a talented housekeeper with an usual secret. Kaoru is actually a guy! Besides cooking, cleaning and babysitting Kaoru Mitazono has the unusual habit of discovering secrets held within the family of her employers.

A fictitious department "Finger" established within the Metropolitan Police Department to deal with the social problem of keyboard murder = finger murder, in which the victim commits suicide in the worst case, suffering from slander and burning on the Internet.

A collapsed woman, wearing white clothes, is found at a park in the early morning hours. The woman introduces herself as Byakuya. Except for her name, she doesn't remember anything else about herself. She doesn't know general stuff either, but she holds extensive medical knowledge and has a genius-like diagnostic ability. With just the smallest amount of information, she is able to diagnose any disease. She begins to work with a diagnosis team at a hospital.

Shogo Kai is a lawyer at one of the big 4 law firms in Japan. He is good at his job, but he is arrogant. Shogo Kai only thinks about winning and he thinks the only way to satisfy his clients is to win. He is getting close to becoming a senior partner at the law firm. Shogo Kai's boss worries about his focus on winning above all else. As a condition of his promotion at the law firm, his boss asks him to hire a young lawyer as an associate. Shogo Kai interviews prospective young lawyers and meets Daiki Suzuki. Daiki Suzuki has high intelligence and his memory ability is amazing.

Former elementary school teacher and detective, Kurasawa Itsuki (Nakatani Miki), has a history with Kishi Ruoto (Kikuchi Fuma). At the age of 12 and her 6th grade student, Kishi murdered Kurasawa's daughter. The young age of the murderer caused the bizarre murder case to send shockwaves throughout Japan. Kurasawa experienced despair and quit her job as a teacher to become a detective with the desire of "saving as many people as possible from suffering like I did". Driven by her strong conviction, Kurasawa spends 12 years working hard to solve cases before learning that Kishi is to be discharged from a medical reformatory just before the anniversary of her daughter's death. One day, she receives a text message from the supposedly "completely rehabilitated" Kishi promising to "take away your precious things once again". This was the beginning of a new incident that would shock all of Japan again.

Shūichirō Kiriyama works at the Limitation Task Force, the place where the cases which have reached the statute of limitations are destroyed. Getting bored of his job, he decides to find a hobby, because it seems important to him to have a hobby. So he decides to puzzle out the unsolved cases on his free time, helped by his coworker Mikazuki, who seems to have a crush on him.

Shunsuke Sakuma works with numerous clients as a planner for an advertising agency. He is somewhat of a mysterious man and popular with women. He deals with his work and his personal life in the same manner, like he is playing a game. He is currently working on a large project involving a car company. The project is progressing well, but he is suddenly excluded from the project by the car company's vice president, Katsutoshi Katsuragi. Shunsuke Sakuma’s pride is wounded from his exclusion and he becomes extremely upset at that. He happens to meet Juri Katsuragi who is Katsutoshi Katsuragi’s daughter. She also holds a grudge against her father. Shunsuke Sakuma and Juri Katsuragi decides to team up to get revenge. They take part in a kidnapping game.

A young woman is kidnapped. Her belongings are delivered one after the other. Shota Zaizen is the CEO of Zaizen Corporation. He remembers a similar case 18 years ago, when he worked as a researcher at a private detective agency. That case involved a client's daughter who was kidnapped by a man named Tanioka and the victim's personal belongings like underwear, fingernails, pictures were delivered to the father. Shota Zaizen is shaken, because he found success by using that case from 18 years ago. Everything he has now is thanks to that case. The perpetrator Tanioka was never caught. Now, Shota Zaizen's 18-year-old daughter Mika goes missing. Mika's belongings are delivered to Shota Zaizen. Shota Zaizen carries out an investigation by himself. He also discovers about his wife Yuko's past.

Hitsujitani Chiharu joined a big advertising agency after she graduated from a university. She experienced a hard time at her job due to harassment. After 3 years, Hitsujitani Chiharu decided to quit working at the advertising agency. She begins to work for a temp agency that is run by her aunt. There, she meets Kurusu Arashi, who works as a career adviser at the temp agency. He walks with a cane due to discomfort from his left foot, but he has a great reputation as a career adviser and his nickname is The Devil of Changing Jobs. He often makes biting remarks to people worried about changing jobs. Working with Kurusu Arashi and dealing with people who are looking to change jobs, Hitsujitani Chiharu also grows as a person.